NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 20 - 28 of 1732

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Question number: 20

» Mathematics » Fractions and Decimals

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Question

Viraj scored 17 marks out of 30. Its fractional form is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 21

» Mathematics » Simple Equations

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Question

The three odd consecutive integers whose sum is are

Choices

Choice (4) Response

a.

25,27,29

b.

19,23,27

c.

21,23,25

d.

21,25,27

Question number: 22

» Mathematics » Simple Equations

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The sum of 3 consecutive integers is 66. Then the smallest among them is

Choices

Choice (4) Response

a.

35

b.

29

c.

41

d.

21

Question number: 23

» Mathematics » Simple Equations

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Question

The average of three numbers is 90. The first is of the sum of the other two. The first number is

Choices

Choice (4) Response

a.

79

b.

95

c.

90

d.

80

Question number: 24

» Mathematics » Simple Equations

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Question

A person travelled of the distance by train, by bus and the remaining 10 km by boat. The total distance travelled by him was

Choices

Choice (4) Response

a.

50 km

b.

80 km

c.

60 km

d.

110 km

Question number: 25

» Mathematics » Simple Equations

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One number is 5 less than the three times of the other. If their sum is increased by 8, the result is 35. Find the numbers.

Choices

Choice (4) Response

a.

18,9

b.

19,8

c.

8,18

d.

17,8

Question number: 26

» Mathematics » Fractions and Decimals

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Question

Reciprocal of is

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 27

» Mathematics » Fractions and Decimals

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Question

Numerator in the fraction is

Choices

Choice (4) Response

a.

11

b.

c.

d.

9

Question number: 28

» Mathematics » Simple Equations

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Question

The solution of is

Choices

Choice (4) Response

a.

0.5

b.

- 0.5

c.

- 0.2

d.

0.3

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