NAT IA Arts & Humanities Quantitative Test Preparation for Pakistani Students

1/x=1/y+1/z then 'x' in terms of 'y' and 'z' is given by?

• (y+z) / (y-z) A
• yz / (y+z) B
• (y+z)/ yz C
• 1/z-1/y D

The annual decrease in the population of a city was 10% and the present number of inhabitants is 1620. What was the population 2 years hence ?

• 20 A
• 400 B
• 2000 C
• 1000 D

A candy recipe calls for 5 parts milk, 4 parts cocoa, 4 parts syrup, 2 parts sugar, and 1 part butter. If you use 8 ounces of milk, how many ounces of candy mixture can you make ?

• 25 3/5 A
• 5 3/5 B
• 20 C
• 128 D

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

• 24 A
• 12√2 B
• 16√2 C
• 48 D

√?/16 = 0.5

• 8 A
• 12 B
• 32 C
• 64 D

The average height of a class of 14 boys is 5.3 feet. A new boy admitted to the class, the new average of height now becomes 5.25. What is the height of the new boy ?

• 4.55 A
• 5.0 B
• 6.0 C
• 3.5 D

The value of x² + 5x +6 at x=2 is:

• 10 A
• 14 B
• 18 C
• 20 D

An angle is 30^o more than one-half its complement. Find the angle.

• 20^o A
• 30^o B
• 50^o C
• 60^o D

(x+y)²=25 and x²+y²=13 then xy is equal to?

• 16 A
• 20 B
• 18 C
• 6 D

If a pipe can fill a tank in 2 hours and another pipe can fill the same tank in 40 minutes. how much time in minutes is needed to fill the tank if both the pipes are working together?

• 90 A
• 50 B
• 60 C
• 30 D

The average height of five men is 68 inches. If one man is 70 inches tall and three other have an average of 67 inches, the height of the fifth amn, in inches, is:

• 68 A
• 69 B
• 70 C
• 71 D

Find the ratio of 18 inches to 2 yards.

• 3/4 A
• 1/4 B
• 1/5 C
• 2/5 D

• 55 A
• 70 B
• 110 C
• 125 D

Find the arithmetic mean of 25.2, 13.5, 18.5, and 34.8

• 13 A
• 23 B
• 27 C
• 5 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

If the area of two circles are in the ratio 169 : 196 then ratio of their radii is 

• 13 : 11 A
• 10 : 13 B
• 14 : 13 C
• 13 : 14 D

A piece of fabric is cut into three sections so that the first is three times as long as the second and the second is three times as long as the third. What part of the entire piece is the smallest section ?

• 2/5 A
• 3/7 B
• 2/3 C
• 1/13 D

In Myra had bowling scores of b+6, b-2, b+4, and b-5. what must she score in the next game to get overall average of b+2?

• b+7 A
• b-3 B
• b+3 C
• b-7 D

If abc = 2 and a =c then b=

• a² A
• 1/2a B
• 2/a² C
• 2-a² D