<PAGE> PAGE 1
000 B000000 07/31/95
000 C000000 0000049698
000 D000000 N
000 E000000 F
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 IDS MONEY MARKET SERIES, INC.
001 B000000 811-2591
001 C000000 6126712772
002 A000000 IDS TOWER 10
002 B000000 MINNEAPOLIS
002 C000000 MN
002 D010000 55440
002 D020000 0010
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 4
007 C010100 1
007 C010200 2
007 C020200 IDS CASH MANAGEMENT FUND CLASS A
007 C030200 N
007 C010300 3
007 C020300 IDS CASH MANAGEMENT FUND CLASS B
007 C030300 N
007 C010400 4
007 C020400 IDS CASH MANAGEMENT FUND CLASS Y
007 C030400 N
007 C010500 5
007 C020500 IDS CASH MANAGEMENT FUND
007 C030500 N
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 38
019 C00AA00 IDSMUTFDGR
022 A000001 MERRILL LYNCH & CO., INC.
022 B000001 13-5674085
022 C000001 2691420
022 D000001 19186
022 A000002 GOLDMAN SACHS & CO.
022 B000002 13-5108880
<PAGE> PAGE 2
022 C000002 1832146
022 D000002 9695
022 A000003 LEHMAN COMMERCIAL PAPER INC.
022 B000003 13-2501865
022 C000003 1472284
022 D000003 25128
022 A000004 BANK OF AMERICA
022 B000004 94-1687655
022 C000004 515793
022 D000004 12996
022 A000005 BANKERS TRUST
022 B000005 13-4941247
022 C000005 454067
022 D000005 6789
022 A000006 MORGAN GUARANTY
022 B000006 13-3224016
022 C000006 442919
022 D000006 3995
022 A000007 CITIBANK-TAX-EXEMPT OPERATIONS
022 B000007 13-5266470
022 C000007 374775
022 D000007 0
022 A000008 MORGAN STANLEY & CO. INC.
022 B000008 13-2655998
022 C000008 373270
022 D000008 0
022 A000009 FIRST CHICAGO CAPITAL MKTS.
022 B000009 36-3595942
022 C000009 371094
022 D000009 0
022 A000010 NATIONSBANK
022 B000010 75-0520130
022 C000010 204998
022 D000010 0
023 C000000 9681281
023 D000000 107603
026 A000000 N
026 B000000 Y
026 C000000 Y
026 D000000 Y
026 E000000 Y
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
029 00AA00 N
030 A00AA00 0
030 B00AA00 0.00
030 C00AA00 0.00
077 A000000 Y
077 B000000 Y
<PAGE> PAGE 3
077 C000000 N
077 D000000 N
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
077 Q010000 Y
077 Q020000 N
077 Q030000 N
078 000000 N
080 A00AA00 RELIANCE INSURANCE COMPANY
080 C00AA00 1900
081 A00AA00 N
081 B00AA00 0
082 A00AA00 N
082 B00AA00 0
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
025 D000101 0
025 D000102 0
025 D000103 0
025 D000104 0
025 D000105 0
025 D000106 0
025 D000107 0
025 D000108 0
072 I000100 0
072 J000100 0
072 K000100 0
072 L000100 0
072 M000100 0
072 N000100 0
072 O000100 0
072 P000100 0
072 Q000100 0
072 R000100 0
072 S000100 0
072 T000100 0
072 U000100 0
<PAGE> PAGE 4
072 V000100 0
072 W000100 0
072 X000100 0
034 000200 Y
035 000200 0
036 A000200 N
036 B000200 0
037 000200 N
038 000200 0
039 000200 N
040 000200 Y
041 000200 Y
042 A000200 0
042 B000200 0
042 C000200 0
042 D000200 0
042 E000200 0
042 F000200 0
042 G000200 0
042 H000200 100
043 000200 735
044 000200 0
034 000300 Y
035 000300 0
036 A000300 N
036 B000300 0
037 000300 N
038 000300 0
039 000300 N
040 000300 Y
041 000300 Y
042 A000300 0
042 B000300 0
042 C000300 0
042 D000300 0
042 E000300 0
042 F000300 0
042 G000300 0
042 H000300 100
043 000300 138
044 000300 0
034 000400 N
035 000400 0
036 B000400 0
037 000400 N
038 000400 0
039 000400 N
040 000400 N
041 000400 N
042 A000400 0
042 B000400 0
<PAGE> PAGE 5
042 C000400 0
042 D000400 0
042 E000400 0
042 F000400 0
042 G000400 0
042 H000400 0
043 000400 0
044 000400 0
024 000500 Y
025 A000501 MERRILL LYNCH & CO., INC.
025 B000501 13-5674085
025 C000501 D
025 D000501 68461
025 A000502 FIRST CHICAGO CAPITAL MKTS., INC.
025 B000502 36-3595942
025 C000502 D
025 D000502 9997
025 A000503 GOLDMAN SACHS GROUP
025 B000503 13-5108880
025 C000503 D
025 D000503 71428
025 A000504 NATIONSBANK
025 B000504 75-0520130
025 C000504 D
025 D000504 7000
028 A010500 361105
028 A020500 6283
028 A030500 0
028 A040500 366082
028 B010500 610225
028 B020500 7477
028 B030500 0
028 B040500 550769
028 C010500 460702
028 C020500 6787
028 C030500 0
028 C040500 391203
028 D010500 498613
028 D020500 7021
028 D030500 0
028 D040500 490881
028 E010500 552666
028 E020500 7929
028 E030500 0
028 E040500 471660
028 F010500 535639
028 F020500 7569
028 F030500 0
028 F040500 417730
028 G010500 3018950
028 G020500 43066
<PAGE> PAGE 6
028 G030500 0
028 G040500 2688325
028 H000500 0
045 000500 Y
046 000500 N
047 000500 Y
048 000500 0.000
048 A010500 1000000
048 A020500 0.340
048 B010500 500000
048 B020500 0.320
048 C010500 500000
048 C020500 0.300
048 D010500 500000
048 D020500 0.280
048 E010500 0
048 E020500 0.000
048 F010500 0
048 F020500 0.000
048 G010500 0
048 G020500 0.000
048 H010500 0
048 H020500 0.000
048 I010500 0
048 I020500 0.000
048 J010500 0
048 J020500 0.000
048 K010500 2500000
048 K020500 0.260
049 000500 N
050 000500 N
051 000500 N
052 000500 N
053 A000500 Y
054 A000500 Y
054 B000500 Y
054 C000500 Y
054 D000500 N
054 E000500 N
054 F000500 N
054 G000500 N
054 H000500 N
054 I000500 N
054 J000500 N
054 K000500 N
054 L000500 Y
054 M000500 Y
054 N000500 N
054 O000500 Y
055 A000500 N
055 B000500 N
<PAGE> PAGE 7
056 000500 Y
057 000500 N
058 A000500 N
059 000500 Y
060 A000500 Y
060 B000500 Y
061 000500 2000
062 A000500 Y
062 B000500 0.0
062 C000500 0.0
062 D000500 0.0
062 E000500 0.0
062 F000500 0.8
062 G000500 4.4
062 H000500 0.0
062 I000500 69.2
062 J000500 0.0
062 K000500 0.0
062 L000500 25.6
062 M000500 0.0
062 N000500 0.0
062 O000500 0.0
062 P000500 0.0
062 Q000500 0.0
062 R000500 0.0
063 A000500 42
063 B000500 0.0
066 A000500 N
067 000500 N
068 A000500 N
068 B000500 N
069 000500 N
070 A010500 Y
070 A020500 N
070 B010500 N
070 B020500 N
070 C010500 N
070 C020500 N
070 D010500 N
070 D020500 N
070 E010500 N
070 E020500 N
070 F010500 N
070 F020500 N
070 G010500 N
070 G020500 N
070 H010500 N
070 H020500 N
070 I010500 N
070 I020500 N
070 J010500 N
<PAGE> PAGE 8
070 J020500 N
070 K010500 Y
070 K020500 N
070 L010500 Y
070 L020500 N
070 M010500 N
070 M020500 N
070 N010500 Y
070 N020500 N
070 O010500 Y
070 O020500 N
070 P010500 Y
070 P020500 Y
070 Q010500 N
070 Q020500 N
070 R010500 N
070 R020500 N
071 A000500 0
071 B000500 0
071 C000500 0
071 D000500 0
072 A000500 12
072 B000500 84566
072 C000500 0
072 D000500 0
072 E000500 0
072 F000500 4733
072 G000500 177
072 H000500 13
072 I000500 4015
072 J000500 95
072 K000500 442
072 L000500 190
072 M000500 2
072 N000500 212
072 O000500 0
072 P000500 0
072 Q000500 0
072 R000500 31
072 S000500 0
072 T000500 873
072 U000500 0
072 V000500 0
072 W000500 17
072 X000500 10800
072 Y000500 0
072 Z000500 73766
072AA000500 2
072BB000500 1
072CC010500 0
072CC020500 0
<PAGE> PAGE 9
072DD010500 73765
072DD020500 0
072EE000500 0
073 A010500 0.0000
073 A020500 0.0000
073 B000500 0.0000
073 C000500 0.0000
074 A000500 12633
074 B000500 0
074 C000500 1878400
074 D000500 0
074 E000500 0
074 F000500 0
074 G000500 0
074 H000500 0
074 I000500 0
074 J000500 0
074 K000500 0
074 L000500 1714
074 M000500 0
074 N000500 1892747
074 O000500 0
074 P000500 119
074 Q000500 0
074 R010500 0
074 R020500 0
074 R030500 0
074 R040500 1507
074 S000500 0
074 T000500 1891121
074 U010500 1891199
074 U020500 0
074 V010500 0.00
074 V020500 0.00
074 W000500 0.0000
074 X000500 229661
074 Y000500 0
075 A000500 1660398
075 B000500 0
076 000500 0.00
SIGNATURE WILLIAM PEARCE
TITLE PRESIDENT
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 2
<NAME> IDS CASH MANAGEMENT FUND CLASS A
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> JUL-31-1995
<PERIOD-END> JUL-31-1995
<INVESTMENTS-AT-COST> 1878400128
<INVESTMENTS-AT-VALUE> 1878400128
<RECEIVABLES> 1713651
<ASSETS-OTHER> 12633483
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1892747262
<PAYABLE-FOR-SECURITIES> 1298290
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 327793
<TOTAL-LIABILITIES> 1626083
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1891151383
<SHARES-COMMON-STOCK> 1707346677
<SHARES-COMMON-PRIOR> 1517508259
<ACCUMULATED-NII-CURRENT> 948
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (31152)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1891121179
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 84566077
<OTHER-INCOME> 0
<EXPENSES-NET> (10800437)
<NET-INVESTMENT-INCOME> 73765640
<REALIZED-GAINS-CURRENT> 755
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 73766395
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (71448349)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5096050058
<NUMBER-OF-SHARES-REDEEMED> (4610927088)
<SHARES-REINVESTED> 68543809
<NET-CHANGE-IN-ASSETS> 737520400
<ACCUMULATED-NII-PRIOR> 27818919
<ACCUMULATED-GAINS-PRIOR> 6546
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4733219
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 10800437
<AVERAGE-NET-ASSETS> 1422808678
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .05
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (.05)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> .73
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 3
<NAME> IDS CASH MANAGEMENT FUND CLASS B
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> JUL-31-1995
<PERIOD-START> MAR-20-1995
<PERIOD-END> JUL-31-1995
<INVESTMENTS-AT-COST> 1878400128
<INVESTMENTS-AT-VALUE> 1878400128
<RECEIVABLES> 1713651
<ASSETS-OTHER> 12633483
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1892747262
<PAYABLE-FOR-SECURITIES> 1298290
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 327793
<TOTAL-LIABILITIES> 1626083
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1891151383
<SHARES-COMMON-STOCK> 98048196
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 948
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (31152)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1891121179
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 84566077
<OTHER-INCOME> 0
<EXPENSES-NET> (10800437)
<NET-INVESTMENT-INCOME> 73765640
<REALIZED-GAINS-CURRENT> 755
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 73766395
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (871329)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 145099672
<NUMBER-OF-SHARES-REDEEMED> (47855995)
<SHARES-REINVESTED> 804519
<NET-CHANGE-IN-ASSETS> 737520400
<ACCUMULATED-NII-PRIOR> 27818919
<ACCUMULATED-GAINS-PRIOR> 6546
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4733219
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 10800437
<AVERAGE-NET-ASSETS> 50065771
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .02
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (.02)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 1.41
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 4
<NAME> IDS CASH MANAGEMENT FUND CLASS Y
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> JUL-31-1995
<PERIOD-START> MAR-20-1995
<PERIOD-END> JUL-31-1995
<INVESTMENTS-AT-COST> 1878400128
<INVESTMENTS-AT-VALUE> 1878400128
<RECEIVABLES> 1713651
<ASSETS-OTHER> 12633483
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1892747262
<PAYABLE-FOR-SECURITIES> 1298290
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 327793
<TOTAL-LIABILITIES> 1626083
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1891151383
<SHARES-COMMON-STOCK> 85803933
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 948
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (31152)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1891121179
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 84566077
<OTHER-INCOME> 0
<EXPENSES-NET> (10800437)
<NET-INVESTMENT-INCOME> 73765640
<REALIZED-GAINS-CURRENT> 755
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 73766395
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (1445224)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 149989216
<NUMBER-OF-SHARES-REDEEMED> (65397125)
<SHARES-REINVESTED> 1211841
<NET-CHANGE-IN-ASSETS> 737520400
<ACCUMULATED-NII-PRIOR> 27818919
<ACCUMULATED-GAINS-PRIOR> 6546
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 4733219
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 10800437
<AVERAGE-NET-ASSETS> 71072685
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .02
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (.02)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> .65
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>