NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 47 - 55 of 1732

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Question number: 47

» Mathematics » Fractions and Decimals

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Question

of 49 km = ________ m.

Choices

Choice (4) Response

a.

700

b.

70

c.

7

d.

7000

Question number: 48

» Mathematics » Simple Equations

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Question

The present age of A is thrice that of B. 20 years from now, age of A will be times of B. Find the present ages of A and B respectively.

Choices

Choice (4) Response

a.

40,120

b.

80,60

c.

60,80

d.

120,40

Question number: 49

» Mathematics » Fractions and Decimals

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Choices

Choice (4) Response

a.

11

b.

6

c.

5

d.

7

Question number: 50

» Mathematics » Simple Equations

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The average of three numbers is 80. The first is rd of the sum of the other two. The first number is

Choices

Choice (4) Response

a.

60

b.

80

c.

65

d.

70

Question number: 51

» Mathematics » Comparing Quantities

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Question

The middle terms of proportion are called

Choices

Choice (4) Response

a.

Means

b.

Antecedent

c.

Extremes

d.

Consequent

Question number: 52

» Mathematics » Simple Equations

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Two sums of money are in the ratio 3: 5. If the second sum is Rs. 80, then first sum is

Choices

Choice (4) Response

a.

32 Rs.

b.

42 Rs.

c.

54 Rs.

d.

48 Rs.

Question number: 53

» Mathematics » Simple Equations

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Question

If then in terms of x is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 54

» Mathematics » Fractions and Decimals

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Question

The daily consumption of milk of a family is liters. The quality of milk consumed by the family during the month of November 2005 is

Choices

Choice (4) Response

a.

170 lit

b.

130 lit

c.

160 lit

d.

lit

Question number: 55

» Mathematics » Fractions and Decimals

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Question

Expression of 0.25 in terms of vulgar fraction is

Choices

Choice (4) Response

a.

b.

c.

d.

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