NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 184 - 189 of 1732

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Question number: 184

» Mathematics » Comparing Quantities

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Question

In a quiz program the ratio of correct answers to incorrect answers is 5: 3. If 21 incorrect answers are given then the number of correct answers given is

Choices

Choice (4) Response

a.

32

b.

35

c.

25

d.

30

Question number: 185

» Mathematics » Simple Equations

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Question

The total cost of three prizes is 3200 Rs. If the value of second prize is of first and the value of 3rd prize is of the second prize, find the value of first prize.

Choices

Choice (4) Response

a.

1720 Rs.

b.

1800 Rs.

c.

1890.13 Rs.

d.

1816.22 Rs.

Question number: 186

» Mathematics » Simple Equations

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Question

The total cost of three prizes is 2580 Rs. If the value of second prize is of first and the value of 3rd prize is of the second prize, find the value of first prize.

Choices

Choice (4) Response

a.

1980 Rs.

b.

1290 Rs.

c.

1650 Rs.

d.

1720 Rs.

Question number: 187

» Mathematics » Simple Equations

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Question

The present age of A is half that of B. 15 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.

50,25

b.

45,22.5

c.

22.5,45

d.

25,50

Question number: 188

» Mathematics » Simple Equations

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Question

A number of oranges are distributed among A, B and C in the ratio 2: 3: 5 respectively. If A gets 24 oranges, then total number of oranges is

Choices

Choice (4) Response

a.

150

b.

120

c.

130

d.

180

Question number: 189

» Mathematics » Simple Equations

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Question

The sum of 5 consecutive integers is 80. Then the greatest among them is

Choices

Choice (4) Response

a.

18

b.

15

c.

19

d.

12

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