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Numbers problems
1. The point P(a, b) is first reflected in origin to P1 and P1 is reflected in Y-axis to (4, -3). What are the co-ordinates of point P?
Options
A. (4, 3)
B. (-4, 3)
C. (3, 4)
D. (-3, 4)
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Correct Answer: (4, 3)
2. If the 1st and the 3rd term of an arithmetic progression are -10 and -4, what is the 12th term?
Options
A. 26
B. 20
C. 17
D. 23
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Correct Answer: 23
3. The 3rd and 8th term of an arithmetic progression are -14 and 1 respectively. What is the 11th term?
Options
A. 14
B. 16
C. 20
D. 10
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Correct Answer: 10
4. The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?
Options
A. 28
B. 87
C. 51
D. 17
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Correct Answer: 51
5. A number is greater than 58 times its reciprocal by 3/4. What is the number?
Options
A. -8
B. 12
C. -12
D. 8
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Correct Answer: 8
6. What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?
Options
A. 104
B. 140
C. 84
D. 98
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Correct Answer: 104
7. The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
Options
A. 34
B. 28
C. 25
D. 31
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Correct Answer: 31
8. What least number must be added to 4131, so that the sum is completely divisible by 19?
Options
A. 10
B. 11
C. 9
D. 12
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Correct Answer: 11
9. What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?
Options
A. 192
B. 230
C. 102
D. 214
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Correct Answer: 102
10. What is the sum of the first 11 terms of an arithmetic progression if the 4th term is 11 and the 7th term is -4?
Options
A. -75
B. 55
C. 11
D. 100
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Correct Answer: 11
First
42
Last
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