A square countertop has a square tile inlay in the center, leaving an untiled strip of uniform width around the tile. If the ratio of the tiled area to the untiled area is 25 to 39, which of the following could be the width, in inches, of the strip?

I. 3/2
II. 3
III. 9/2

A. I only
B. II only
C. I and II only
D. I and III only
E. I, II and III

In 1980 John’s salary was $15,000 a year and Don’s salary was $20,000 a year. If every year thereafter. John receives a raise of $2,450 and Don receives a raise of $2,000, the first year in which John’s salary will be more than Don’s salary is

(A) 1987
(B) 1988
(C) 1991
(D) 1992
(E) 2000

A can fill a tank in 15 minutes and B can fill it in 30 minutes. C can make it empty@12 Ltr/min. If all 3 are open at same time when tank was empty. After 30 minutes tank becomes completely empty find capacity of tank.

a) 360
b) 270
c) 180
d) 120
e) 90

50 minutes ago if it was four times as many minutes past three o’clock. How many minutes is it to six o’clock.

Correct answer is 26 minutes. Need explanation.

What is the next term in the series: 9, 8, 6, 3,….?

A) 0
B) -3
C) -2
D) -1
E) 1

An umbrella 50″ long can lie on the bottom of a trunk whose length and width are respectively.

a) 26″,30″

b) 39″,36″

c) 31″,31″

d) 40″,21″

e) 40″,30″

If x>y and x-y=10, which of the following could be the number of integers between x and y, exclusive?

I. 9
II. 10
III. 11

(A) I only
(B) II only
C) III only
(D) I and II
(E) II and III

A policeman chases after a thief who has a 400 KM head start. They run at constant speeds, with the policeman running 10 km every 6 minutes and the thief 10 km every 10 minutes. How long will policeman take to catch up with the thief?

A) 3 hrs
B) 5 hrs
C) 8 hrs
D) 10 hrs
E) 15 hrs

The value of a diamond is proportional to the square of its weight. It is broken into three pieces whose weights are in the ratio 3:2:5. Find the loss incurred due to breakage if the value of the original diamond is USD 20,000.

A. 12,600
B. 12,200
C. 12,000
D.12,400
E. 13,300

Jim can fill a pool carrying bucks of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?

a) 12 minutes
b) 15 minutes
c) 21 minutes
d) 23 minutes
e) 28 minutes

S is a set containing 9 different numbers.T is a set containing 8 different numbers, all of which are members of S. Which of the following statements cannot be true?

A) The mean of S is equal to the mean of T
B) The median of S is equal to the median of T
C) The range of S is equal to the range of T
D) The mean of S is greater than the mean of T.
E) The range of S is less than the range of T.

(Asked by Lakshmy)