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NAT II Biological Science Quantitative MCQs With Answers

Question # 1

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.

Choose an answer

7.85

8.75

12.2

14.35

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Question # 2

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

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Question # 3

350 - 96÷ 18 = ?

Choose an answer

318

-132

328

232

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Question # 4

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

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Question # 5

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

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24%

24.5%

23.5%

22%

25%

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Question # 6

The average (arithmetic mean) of 8a + 5, -3a, 9, 0 and 7a - 2?

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3a + 1

3a + 3

4a + 1

4a + 4

12a + 12

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Question # 7

A motion was passed by a vote of 5: 3. What part of the votes cast was is favor of the motion?

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3/5

5/8

3/8

5/3

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Question # 8

The value of x2+ 5x + 6 at x = 2 is?

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Question # 9

(190)²- (150)²= ?

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58600

13600

1360

1600

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Question # 10

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?

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100

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Question # 11

If the radius of the circle is halfed, then its area

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Remains same

Become half

Become quarter

Become double

Not changed

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