CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 3, 6, 11, 18, 27, ? [Practice Variant 2]
A. 38
B. 39
C. 37
D. 40
Correct Answer: A
The terms are n² + 2 for n=1,2,3,...; the next is 6²+2=38.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 2, 5, 10, 17, 26, ? [Practice Variant 2]
A. 36
B. 38
C. 37
D. 39
Correct Answer: C
The terms are n² + 1 for n=1,2,3,...; the next is 6²+1=37.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 1, 4, 9, 16, 25, ? [Practice Variant 2]
A. 36
B. 38
C. 35
D. 37
Correct Answer: A
The terms are n² + 0 for n=1,2,3,...; the next is 6²+0=36.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 7, 10, 15, 22, 31, ?
A. 44
B. 41
C. 42
D. 43
Correct Answer: C
The terms are n² + 6 for n=1,2,3,...; the next is 6²+6=42.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 6, 9, 14, 21, 30, ?
A. 41
B. 42
C. 43
D. 40
Correct Answer: A
The terms are n² + 5 for n=1,2,3,...; the next is 6²+5=41.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 5, 8, 13, 20, 29, ?
A. 41
B. 42
C. 40
D. 39
Correct Answer: C
The terms are n² + 4 for n=1,2,3,...; the next is 6²+4=40.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 4, 7, 12, 19, 28, ?
A. 39
B. 41
C. 40
D. 38
Correct Answer: A
The terms are n² + 3 for n=1,2,3,...; the next is 6²+3=39.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 3, 6, 11, 18, 27, ?
A. 38
B. 39
C. 40
D. 37
Correct Answer: A
The terms are n² + 2 for n=1,2,3,...; the next is 6²+2=38.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 2, 5, 10, 17, 26, ?
A. 36
B. 38
C. 37
D. 39
Correct Answer: C
The terms are n² + 1 for n=1,2,3,...; the next is 6²+1=37.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 1, 4, 9, 16, 25, ?
A. 36
B. 35
C. 37
D. 38
Correct Answer: A
The terms are n² + 0 for n=1,2,3,...; the next is 6²+0=36.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 5, 15, 45, 135, 405, ? [Practice Variant 4]
A. 1218
B. 1212
C. 405
D. 1215
Correct Answer: D
Each term is multiplied by 3; hence the next term is 1215.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 4, 8, 16, 32, 64, ? [Practice Variant 4]
A. 128
B. 130
C. 64
D. 126
Correct Answer: A
Each term is multiplied by 2; hence the next term is 128.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 3, 12, 48, 192, 768, ? [Practice Variant 4]
A. 3072
B. 3076
C. 3068
D. 768
Correct Answer: A
Each term is multiplied by 4; hence the next term is 3072.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 2, 6, 18, 54, 162, ? [Practice Variant 4]
A. 489
B. 483
C. 486
D. 162
Correct Answer: C
Each term is multiplied by 3; hence the next term is 486.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 1, 2, 4, 8, 16, ? [Practice Variant 4]
A. 34
B. 30
C. 16
D. 32
Correct Answer: D
Each term is multiplied by 2; hence the next term is 32.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 5, 20, 80, 320, 1280, ? [Practice Variant 3]
A. 5124
B. 5116
C. 5120
D. 1280
Correct Answer: C
Each term is multiplied by 4; hence the next term is 5120.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 4, 12, 36, 108, 324, ? [Practice Variant 3]
A. 972
B. 969
C. 975
D. 324
Correct Answer: A
Each term is multiplied by 3; hence the next term is 972.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 3, 6, 12, 24, 48, ? [Practice Variant 3]
A. 96
B. 94
C. 48
D. 98
Correct Answer: A
Each term is multiplied by 2; hence the next term is 96.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 2, 8, 32, 128, 512, ? [Practice Variant 3]
A. 512
B. 2052
C. 2048
D. 2044
Correct Answer: C
Each term is multiplied by 4; hence the next term is 2048.
CSS - PMS - CCE - PCS - Mathematics
Number Series
Find the next number: 1, 3, 9, 27, 81, ? [Practice Variant 3]
A. 243
B. 240
C. 246
D. 81
Correct Answer: A
Each term is multiplied by 3; hence the next term is 243.