Quantitative Test for HEC HAT 4 Biological, Medical Sciences

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

• 16 A
• 20 B
• 18 C
• 6 D

√?/16 = 0.5

• 8 A
• 12 B
• 32 C
• 64 D

Dave is twice as old as Bob, who is 3 years older than steve. If Steve is 4a years old, Dave's age is:

• 8a A
• 22a B
• 14a C
• 8a+6 D

25% of 4÷ 4% of 25 =?

• 1 A
• 3 B
• 0 C
• 6 D

816 - 288÷ 24 =?

• 22 A
• 828 B
• 528 C
• 804 D

√169 /196 x 14/√1521 =?

• 13/42 A
• 1/13 B
• 42/5 C
• 1/42 D

• 40 A
• 50 B
• 120 C
• 130 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

19 x 11 +18 x 6 / 24x3 - 62

• 20.7 A
• 21 7/8 B
• 1.47 C
• 31.7 D

If 'x' and 'y' are positive and 1/x=3+1/y is 'x' greater than 'y'?

• Yes A
• No B
• It cannot be determined C
• They are equal D

Out of the 44 boys in a class 9 are of the age of 10, 15 at the age of 9, and the rest are at the age of 8. Find their average age.

• 7.85 A
• 8.75 B
• 12.2 C
• 14.35 D

If it takes 10 minutes to walk 3/4 mile, how many minutes will it take to walk the rest of the mile?

• 2 1/3 A
• 13 1/3 B
• 4 2/7 C
• 30 D

One-sixth of a day is what part of the time between 3 p.m. Monday and 3 p.m. Thursday of the same week ?

• 1/10 A
• 1/18 B
• 1/15 C
• 1/12 D

If abc= 2 and a = c then b =

• a² A
• 1/2a B
• 2/a² C
• 2-a² D

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

• 13 A
• 23 B
• 27 C
• 5 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 ouncres of milk, how many ounces of candy mixture can you make?

• 25 3/5 A
• 5 3/5 B
• 20 C
• 128 D

If 3 1/5 c=2 1/2 b and c≠0, then b/c=?

• 25/32 A
• 7/8 B
• 32/25 C
• 11/10 D

72 + 679 + 1439 + 537 + ?=4036

• 1309 A
• 1208 B
• 2308 C
• 2423 D

If (36)(?)(7)=21, then ? equals

• 21/43 A
• 1/42 B
• 1/12 C
• 1/11 D

• 20 A
• 25 B
• 40 C
• 50 D

What is the sum of money, 6% of which is 18 dollars?

• 600 A
• 200 B
• 300 C
• 20 D

If 2x + y + b11 nad 3x + 2y =17 then y is?

• 1 A
• 5 B
• 6 C
• 4 D

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

• 8 A
• 6 B
• 15 C
• 3 D

A 4 cm cube is cut into 1 cm cubes. What is the percentage increase in the surface area after such cutting ?

• 4% A
• 300% B
• 75% C
• 400% 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

• b-180 A
• b-90 B
• 180-a/2 C
• 180-a D

Find the ratio of 18 inches to 2 yards.

• 3/4 A
• 1/4 B
• 1/5 C
• 2/5 D

The population of 8 villages is 900, 750, 1100, 1050, 835, 1250, 555, and 630. Find teh population of Ninth village if the average population of Nine villages is 900.

• 1200 A
• 1050 B
• 1030 C
• 7070 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

• 780 A
• 585 B
• 1170 C
• 540 D