NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 276 - 282 of 2028

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Question number: 276

» Mathematics » Square and Square Roots

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MCQ▾

Question

Square root of is:

Choices

Choice (4) Response

a.

0.5

b.

0.2

c.

0.12

d.

0.26

Question number: 277

» Mathematics » Comparing Quantities

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Question

A woman bought two parcels of toffees, the same number in each parcel. She bought the first pack at 25 paise per each toffee and the second pack at 3 toffees for 65 paise. She mixed them together and sold at Rs. 4.50 a dozen. Her gain percent is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 278

» Mathematics » Mensuration

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Question

The circumference of a circle is 88 m, then the area of the circle is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 279

» Mathematics » Mensuration

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Question

The area of the sector of a circle, whose radius is 3 m when the angle at the center is is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 280

» Mathematics » Mensuration

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Question

Two cylinders of the same volume have their heights in the ratio 1: 2. Find the ratio of their radii.

Choices

Choice (4) Response

a.

b.

c.

3: 2

d.

3: 1

Question number: 281

» Mathematics » Direct and Inverse Proportions

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Question

The price of 32 dozens of oranges is Rs. 2112. What will be the approximate price of 448 oranges?

Choices

Choice (4) Response

a.

1848 Rs.

b.

2464 Rs.

c.

7392 Rs.

d.

3696 Rs.

Question number: 282

» Mathematics » Playing with Numbers

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MCQ▾

Question

There is one number which is formed by writing one digit 6 times (e. g. 111111,666666 etc. ). Such a number is always divisible by:

Choices

Choice (4) Response

a.

7 only

b.

11 only

c.

13 only

d.

All a. , b. and c. are correct

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