1
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

Explanation:
Q:

In an arithmetic progression if 13 is the 3rd term, -­47 is the 13th term, then ­-17 is which term?

 A) 9 B) 10 C) 7 D) 8

Explanation:

3 179
Q:

What is the value of (81 + 82 + 83 + ......... +130)?

 A) 5275 B) 10550 C) 15825 D) 21100

Explanation:

3 167
Q:

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

 A) 4275 B) 8550 C) 12825 D) 17100

Explanation:

2 254
Q:

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

 A) 5775 B) 11550 C) 17325 D) 23100

Explanation:

5 495
Q:

What is the value of

 A) 222222222 B) 111111111 C) 555555555 D) 525252525

Explanation:

5 418
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

Explanation:

4 390
Q:

If and , then which of the following option is TRUE?

 A) C > B > A B) C > A > B C) A > B > C D) A > C > B

Explanation:

0 499
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