## Solution
Since average price of a pencil = 2
Price of 75 pencils = 150
Price of 30 pens = (570 150) = 360
Average price of a pen = 42060 = 14
## What the question and answer could be
30 pens and 75 pencils were purchased for 570. If the average price of a pencil was 2.00, find the average price of a pen.
Options:
(A) 10
(B) 11
(C) 12
(D) 13
(E) 14
(E)

## Solution
1/2:1/3:1/4 = 6:4:3
3/13*1300 = 300
## What the question and answer could be
Rs. 1300 is divided into three parts A, B and C. How much A is more than C if their ratio is 1/2:1/3:1/4?
Options:
(A) 297
(B) 268
(C) 300
(D) 179
(E) 172
(C)

## Solution
The total of seven numbers = 7X20 = 140
The total of first 3 and last 3 numbers is = 3 X 14+3 X 19 = 99
So, the middle number is (140 - 99 ) = 41
## What the question and answer could be
The average of seven numbers is 20. The average of first three numbers is 14 and the average of last three numbers is 19. What is the middle number?
Options:
(A) 27
(B) 29
(C) 31
(D) 41
(E) 35
(D)

## Solution
400*(90/100)*(95/100) = 342
## What the question and answer could be
The sale price sarees listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 349
(B) 349
(C) 342
(D) 346
(E) 344
(C)