6
Q:

Which of the following can be used to illustrate that not all prime numbers are odd? 

 

A) 1 B) 2
C) 3 D) 4

Answer:   B) 2



Explanation:

The only even numbers in the list are 2 and 4, but 4 is not a prime. So 2 can be used to illustrate the statement that all primes are not odd.

Subject: Numbers
Exam Prep: GRE
Q:

In ΔABC measure of angle B is 90°. If cosecA = 13/12, and AB = 10cm, then what is the length (in cm) of side AC?

A) 24 B) 12
C) 14 D) 26
 
Answer & Explanation Answer: D) 26

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Exam Prep: Bank Exams

1 832
Q:

If 49 is subtracted from the square of a number, then the result obtained is 576. What is the number?

A) 24 B) 25
C) 23 D) 27
 
Answer & Explanation Answer: B) 25

Explanation:
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1 932
Q:

The co-ordinates of the centroid of a triangle ABC are (-1,-2) what are the co-ordinates of vertex C, if co-ordinates of A and B are (6,-4) and (-2,2) respectively?

A) (-7,-4) B) (7,4)
C) (7,-4) D) (-7,4)
 
Answer & Explanation Answer: A) (-7,-4)

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0 693
Q:

Which of the following numbers is not a prime number?

A) 731 B) 227
C) 347 D) 461
 
Answer & Explanation Answer: A) 731

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0 714
Q:

What is the sum of the first 13 terms of an arithmetic progression if the 5th term is 1 and the 8th term is -17?

A) -140 B) 61
C) -143 D) 166
 
Answer & Explanation Answer: C) -143

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2 916
Q:

What least number must be subtracted from 518, so that the sum is completely divisible by 13?

A) 11 B) 10
C) 9 D) 12
 
Answer & Explanation Answer: A) 11

Explanation:
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Exam Prep: Bank Exams

1 1100
Q:

What is the reflection of the point (6, -3) in the line y = 2?

A) (-2 , -3) B) (6 , 7)
C) (-6 , 7) D) (-2 , 3)
 
Answer & Explanation Answer: B) (6 , 7)

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0 1094
Q:

Convert binary 10110 to decimal.

A) 22 B) 20
C) 18 D) 16
 
Answer & Explanation Answer: A) 22

Explanation:
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0 860