NAT-IIB Biological Science Quantitative Hard Test

What is the number, 5% of which is 10?

• 200 A
• 100 B
• 50 C
• 10 D

What is the percent profit made on the sale of 1000 shares of stock bought at Rs. 10 per share and sold at Rs. 12 per share?

• 2% A
• 0.2% B
• 25% C
• 20% D
• 41% E

How many miles are there between two cities if the distance is represented by a 2.4-inch line on a map having a scale of 1 inch to 8 miles?

• 19.2 A
• 12.8 B
• 8.5 C
• 38 D

The value of (x + y)2+ (x - y)2is?

• 4 A
• 2(x2+ y2) B
• 4xy C
• -4xy D

1/2 of 44÷ 2.2 = ?

• 20 A
• 22 B
• 44 C
• 100 D

350 - 96÷ 18 = ?

• 318 A
• -132 B
• 328 C
• 232 D

The average height of a class of 14 boys is 5.3 feet. After new boy is admitted to the class, the new average 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 population of a city increased in two years from 25,000 to 30,000; find the percent increase during the time.

• 10% A
• 20% B
• 40% C
• 5% D

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

• 16 A
• 20 B
• 18 C
• 6 D

If x + 3y = 7 and 2x + y = 5 then x/y is?

• 1/2 A
• 1/3 B
• 2/5 C
• 8/9 D

Successive discounts of 10% and 15% is equivalent to a single discount of

• 24% A
• 24.5% B
• 23.5% C
• 22% D
• 25% E

• 1.425 A
• 1.585 B
• 1.330 C
• 0.750 D
• 1.750 E

A man opens a bookstall with a capital of Rs. 25000. In three months his capital amounts to rupees 27500. What is the increase percent?

• 1% A
• 10% B
• 20% C
• 7% D

25 % of 4÷ 4% of 25 = ?

• 1 A
• 3 B
• 0 C
• 67 D

The ratio from 5 feet to 3 inches is

• 3/5 A
• 5/3 B
• 3/60 C
• 1/20 D
• 20 E

Maria's test scores were 96, 97, 86, 98 and 92. What would he need on his next test to have an average of 94?

• 92 A
• 90 B
• 95 C
• 100 D
• 98 E

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

• 13 A
• 23 B
• 27 C
• 5 D

If x = 7y + 3 and z = 49y2then what is 'z' in terms of x?

• X2 A
• x2- 3 B
• (x - 3)2/7 C
• None D

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

• 13 A
• 15 B
• 19 C
• 10 D

The value of {0.54- 0.44} / {0.52- 0.42} is?

• 0.9 A
• 0.09 B
• 0.19 C
• 0.31 D