# NSO Level 1- Science Olympiad (SOF) Class 10: Questions 47 - 50 of 986

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## Question number: 47

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MCQ▾

### Question

In a sport, there are 12 cricket players and 8 volley ball players. What is the probability of volley ball players?

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

## Question number: 48

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Match List-Ⅰ List-Ⅱ▾

### Question

Match both the columns and mark the correct option from the codes given below.

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

(i)

Combination

(B)

(ii)

Decomposition

(C)

(iii)

Single displacement

(D)

(iv)

Double Displacement

### Choices

Choice (4) Response
• (A)
• (B)
• (C)
• (D)

a.

• (iv)
• (ii)
• (i)
• (iii)

b.

• (iii)
• (ii)
• (i)
• (iv)

c.

• (iv)
• (i)
• (ii)
• (iii)

d.

• (iv)
• (ii)
• (iii)
• (i)

## Question number: 49

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MCQ▾

### Question

Four horses are tied on the four corners of a square filed of length so the each horse can touch the other two horses. They were able to graze in the area accessible to them for 22 days. For how many days is the ungrazed area sufficient for them?

### Choices

Choice (4) Response

a.

6 days

b.

4 days

c.

8 days

d.

3 days

## Question number: 50

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MCQ▾

### Question

One fourth of a herd of horse is in the forest. Twice the square root of the herd has gone to mountains and remaining 15 are on the banks of a river. The total number of horses’ is________.

### Choices

Choice (4) Response

a.

42

b.

36

c.

40

d.

44

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