NAT IGS General Science Quantitative Test Preparation for Pakistani Students

A rectangular lot 50 feet by 100 feet is surrounded on all sides by a concrete walk 5 feet wide. Find the number of square feet in the surface of the walk.

• 1600 A
• 5250 B
• 5500 C
• 6100 D

How many tens are equal to the number whose hundreds, tens, and units digits are a,b,c, respectively?

• b A
• a+1/10b+1/100c B
• 10a+b+c C
• 10a+b+c/10 D

The average of x, y, z and 40 is 10. What is the average of x, y, and Z.

• 10 A
• 0 B
• 2 C
• 15 D

x + y =17 and x=2, then value of y?

• 13 A
• 15 B
• 19 C
• 10 D

If x + 2y =11 and x + y =10 the value of y is:

• 1 A
• 2 B
• 3 C
• 4 D

David receives his allowance on Sunday. He spends 1/4 of his allowance on Monday and 2/3 of the remainder on Tuesday. What part of his allowance is left for the rest of the week ?

• 2/3 A
• 4/5 B
• 6/7 C
• 1/4 D

A word processing operator typed 44 words per minute. After practice, the operator's speed increased to 55 words per minutes. By what percent did the operator's speed increase?

• 25% A
• 50% B
• 15% C
• 20% D

Four people are asked to stand in a straight line. In how many different orders can they line up ?

• 12 A
• 16 B
• 24 C
• 6 D

• a-180 A
• 2a-180 B
• 180-2a C
• 180-b D

If (x+1/x)²=96 what is the value of x² + 1/x² ?

• 94 A
• 98 B
• 100 C
• 90 D

• 25/32 A
• 7/8 B
• 32/25 C
• 11/10 D

A and B can do a jobs in 6 days. If A does the job alone he takes 10 days.What will be time required by B to complete the job alone?

• 8 A
• 6 B
• 15 C
• 3 D

t is an integer than 5. The expression that must represent an odd integer is:

• 1(t+1) A
• 9t-1 B
• t² C
• 2t-3 D

The value of (x+y)² - (x-y)² is?

• 4 A
• x²+y² B
• 4xy C
• -4xy D

3/4 of 432 = ?

• 340 A
• 232 B
• 324 C
• 316 D

If you have 50 green , 50 orange, and 50 yellow jelly beans, how many bags can you fill for Halloween each containing 2 green, 3 orange, and 4 yellow jelly beans?

• 12 A
• 13 B
• 16 C
• 17 D

A man has Rs. 2000, and spends 18% of it. What money has he left now ?

• 3600 A
• 820 B
• 1640 C
• 4000 D

If p is a negative integer and P² + 11p = t, a value of t could be

• 12 A
• 18 B
• -18 C
• 11 D

• 780 A
• 585 B
• 1170 C
• 540 D

In a school there are 400 students, of whom 70% are boys: what is the number of girls ?

• 120 A
• 200 B
• 280 C
• 2800 D