Find 94 97
Options:
(A) 93/198
(B) 93/12
(C) 93/18
(D) 93/10
(E) 93/11

Here both numbers are less than 100. So they are deficient of - 6 and - 3 compared with 100. So So the answer is: (C).

If a company allocates 10 percent of its budget to advertising, 10 percent to capital improvements, and 72 percent to salaries, what fraction of its budget remains for other allocations?
Options:
(A) 4/5
(B) 2/25
(C) 3/10
(D) 1/5
(E) 1/10

10 + 10 + 72 = 92% 100 - 92 = 8% to all others So the answer is: (B).

What is the sum of the 1st 5 prime numbers greater than 20?
Options:
(A) 121
(B) 151
(C) 168
(D) 164
(E) 161

Required sum = (23 + 29 + 31 + 37 + 41) = 161
Note: 1 is not a prime number So the answer is: (E).

Ravi can do a piece of work in 20 days while Prakash can do it in 40 days. In how many days will they finish it together?
Options:
(A) 5 7/9 days
(B) 6 7/9 days
(C) 5 1/9 days
(D) 5 7/2 days
(E) 4 7/9 days
1/20 + 1/40 = 3/40
40/7 = 5 7/9 days So the answer is: (A).