NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 919 - 924 of 1484

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Question 919

Question

MCQ▾

Find the value of k if the area of triangle formed by is 13.5 sq units

Choices

Choice (4)Response

a.

3

b.

4 or -4

c.

1

d.

-2 or 2

Question 920

Question

MCQ▾

One of the properties of Range is

Choices

Choice (4)Response

a.

It is not affected by greatest and least values

b.

Difference of greatest and least values

c.

Algebraic

d.

Not easy to calculate

Question 921

Question

MCQ▾

A ladder of 30 m long touches the wall at height of 15 m. The angle made by it by horizontal is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 922

Question

MCQ▾

Among 100 employees, the average salary of 99 is ₹ 100. The 100th employee has the salary exceeds the average of 100 employees by ₹ 99 then average salary of all employees (in ₹) is

Choices

Choice (4)Response

a.

99.50

b.

101

c.

100

d.

99

Question 923

Question

MCQ▾

From a normal pack of cards, a card is drawn at random. The probability of getting a red ace is

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 924

Question

MCQ▾

is an equilateral with side 9 cm. The perimeter of triangle formed by joining its mid-points is

Choices

Choice (4)Response

a.

18.5 cm

b.

27 cm

c.

81 cm

d.

13.5 cm

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