NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 83 - 89 of 1732

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Question number: 83

» Mathematics » Comparing Quantities

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Question

The condition for two ratios to be equal is

Choices

Choice (4) Response

a.

Product of means is equal to antecedents

b.

Product of means is equal to product of extremes

c.

Product of extremes is equal to consequent

d.

Antecedents are equal to consequent

Question number: 84

» Mathematics » Fractions and Decimals

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Question

Three – half of 18 liters = ________ liters.

Choices

Choice (4) Response

a.

18

b.

3

c.

9

d.

27

Question number: 85

» Mathematics » Simple Equations

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Question

The four even consecutive integers whose sum is 180 are

Choices

Choice (4) Response

a.

46,48,36,38

b.

36,38,42,44

c.

38,42,46,48

d.

42,44,46,48

Question number: 86

» Mathematics » Simple Equations

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Question

Rs. 4200 are distributed among A, B and C in the ratio 8: 7: 6. The difference between the shares of A and C is

Choices

Choice (4) Response

a.

600 Rs.

b.

400 Rs.

c.

320 Rs.

d.

580 Rs.

Question number: 87

» Mathematics » Comparing Quantities

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Question

In a school the total numbers of students are 4200 out of which 2000 are boys. Remaining are girls. Ratio of girls to boys is

Choices

Choice (4) Response

a.

11: 13

b.

10: 11

c.

11: 10

d.

13: 11

Question number: 88

» Mathematics » Simple Equations

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Question

The sum of 4 consecutive integers is 70. Then the greatest among them is

Choices

Choice (4) Response

a.

19

b.

26

c.

17

d.

13

Question number: 89

» Mathematics » Fractions and Decimals

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Question

A shopkeeper sold 16.120 kg of sugar on a day. On the next day he sold 24.150 kg of sugar. On the third day he sold 45.50 kg of sugar. How much of sugar in all did the shopkeeper sell?

Choices

Choice (4) Response

a.

85.75 kg

b.

86.74 kg

c.

85.77 kg

d.

84.77 kg

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