Mathematics-Simple Equations [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 1 - 9 of 95

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Question 1

Simple Equations
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Question

MCQ▾

If 20 % of a number is 20, then 30 % of that number is

Choices

Choice (4)Response
a.25
b.45
c.10
d.30

Question 2

Simple Equations
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Question

MCQ▾

A number exceeds by 45 when added by 25 % of itself. The number is

Choices

Choice (4)Response
a.320
b.210
c.450
d.180

Question 3

Simple Equations
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Question

MCQ▾

The three even consecutive integers whose sum is 120 are

Choices

Choice (4)Response
a.38,40,42
b.36,40,44
c.38,42,46
d.34,32,36

Question 4

Simple Equations
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Question

MCQ▾

The solution of is

Choices

Choice (4)Response
a.0.9
b.- 0.6
c.- 0.3
d.0.3

Question 5

Simple Equations
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Question

MCQ▾

8 is added to a number and the sum is multiplied by 2. If 13 is subtracted from the product and the difference is divided by 3, the result is equal to 36. Find the number.

Choices

Choice (4)Response
a.31
b.39
c.35
d.45

Question 6

Simple Equations
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Question

MCQ▾

Two sums of money are in the ratio 5: 7. If the second sum is Rs. 56, then first sum is

Choices

Choice (4)Response
a.42 Rs.
b.50 Rs.
c.40 Rs.
d.35 Rs.

Question 7

Simple Equations
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Question

MCQ▾

The solution of is

Choices

Choice (4)Response
a.23
b.- 57
c.- 65
d.2

Question 8

Simple Equations
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Question

MCQ▾

The average of 12,13,14,15 and x is 14. The value of x is

Choices

Choice (4)Response
a.17
b.13
c.16
d.15

Question 9

Simple Equations
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Question

MCQ▾

A student has to secure 30 % marks to pass. He got 120 marks and failed by 60 marks. Find the maximum marks.

Choices

Choice (4)Response
a.500
b.350
c.650
d.600