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:

(61 + 62 + 63 + ......... +110) = ?

A) 4275 B) 8550
C) 12825 D) 17100
 
Answer & Explanation Answer: A) 4275

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7 1464
Q:

What is the value of (91 + 92 + 93 + ......... +140)?

A) 5775 B) 11550
C) 17325 D) 23100
 
Answer & Explanation Answer: A) 5775

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Exam Prep: Bank Exams

6 1380
Q:

What is the value of 10.2+10.02+10.002+... upto 9 terms

A) 222222222 B) 111111111
C) 555555555 D) 525252525
 
Answer & Explanation Answer: C) 555555555

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5 1516
Q:

What is the sum of first 40 terms of 1 + 3 + 4 + 5 + 7 + 7 + 10 + 9 + ....?

A) 1010 B) 1115
C) 1030 D) 1031
 
Answer & Explanation Answer: C) 1030

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5 1505
Q:

If N = 1 + 11 + 111 + 1111 + ... +111111111, then what is the sum of the digit's of N?

A) 45 B) 18
C) 36 D) 5
 
Answer & Explanation Answer: A) 45

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5 2505
Q:

If A = 232, B = 231+ 230+ 229+ ... + 20and C = 315+ 314+ 313+ ... + 30, then which of the following option is TRUE?

A) C > B > A B) C > A > B
C) A > B > C D) A > C > B
 
Answer & Explanation Answer: B) C > A > B

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Exam Prep: Bank Exams

0 1791
Q:

If A = 1 – 10 + 3 – 12 + 5 – 14 + 7 + ... upto 60 terms, then what is the value of A?

A) – 360 B) – 310
C) – 240 D) – 270
 
Answer & Explanation Answer: D) – 270

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5 1590
Q:

Three numbers are in Arithmetic Progression (AP) whose sum is 30 and the product is 910. Then the greatest number in the AP is

A) 17 B) 15
C) 13 D) 10
 
Answer & Explanation Answer: C) 13

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0 1321