NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 856 - 862 of 1484

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Question 856

Question

MCQ▾

In a single throw of two dice, the probability of getting a sum of 7 is

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 857

Question

MCQ▾

The probability for a randomly selected number out of 1, 2,3, 4, … . , 30 to be a prime number is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 858

Question

MCQ▾

A man walks a distance 24 km in given time. If he walks 1 km/hr faster, he will perform the journey 2 hrs before. Find his normal rate of walking.

Choices

Choice (4)Response

a.

3 km/hr or -4 km/hr

b.

3 km/hr

c.

-4 km/hr

d.

All of the above

Question 859

Question

MCQ▾

In the following figure . Then x = ________.

Two Similar Triangles PQR and XYZ

Choices

Choice (4)Response

a.

18 cm

b.

21 cm

c.

16 cm

d.

None of the above

Question 860

Question

MCQ▾

If are the roots of the equation , then the quadratic equation whose roots are and is

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 861

Question

MCQ▾

In the figure, D is midpoint of BC and DE is the bisector of and . Then ________.

A Triangle ABC in Which D is Midpoint of BC

Choices

Choice (4)Response

a.

b.

c.

d.

Question 862

Question

MCQ▾

In a single throw of two dice, the probability of getting a sum of 5 is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

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