Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 531 - 537 of 1128

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Question 531

Mathematics
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Question

MCQ▾

The identity element w. r. t addition in integers is ________.

Choices

Choice (4)Response

a.

-1

b.

1

c.

0

d.

All of the above

Question 532

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Question

MCQ▾

Of a certain sum, is invested at 5%, is invested at 5 % and the rest at 10%. If the SI for 2 years from all these investments amounts to Rs. 1400. Then the original sum was

Choices

Choice (4)Response

a.

20,000 Rs.

b.

10,000 Rs.

c.

12,000 Rs.

d.

15,000 Rs.

Question 533

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Question

MCQ▾

The top of a broken tree touches the ground at a distance of 12 m from its base. If the tree is broken at a height of 5 m from the ground, then the actual height of the tree is

Choices

Choice (4)Response

a.

18 m

b.

13 m

c.

17 m

d.

24 m

Question 534

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Question

MCQ▾

A sum of Rs. 550 amounts to Rs. 595 in 10 years. In what time will the Sum of Rs. 660 amounts to Rs. 960 at the same rate?

Choices

Choice (4)Response

a.

60 years

b.

years

c.

years

d.

years

Question 535

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Question

MCQ▾

________

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 536

Edit

Question

MCQ▾

Which of the following number is in the scientific notation?

Choices

Choice (4)Response

a.

m

b.

km

c.

km

d.

km

Question 537

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Question

MCQ▾

What is the sum of the shaded parts?

Image of two squares in which some parts are shaded

Image of Two Squares in Which Some Parts Are Shaded

Loading Image

Choices

Choice (4)Response

a.

b.

c.

d.