# NSO Level 1- Science Olympiad (SOF) Class 8: Questions 69 - 72 of 1076

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## Question number: 69

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MCQ▾

### Question

In a factory men, women and children were employed in the ratio to finish a job and their individual wages were in the ratio. Total daily wages of all amounts to Rs. 244. Find the total daily wages paid to each category.

### Choices

Choice (4) Response

a.

Rs. 145,60,13

b.

Rs. 145,56,21

c.

Rs. 100,54,35

d.

Rs. 96,140,8

## Question number: 70

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MCQ▾

### Question

A vendor bought chocolates at 8 for a rupee. How many for a rupee must be sell to gain ?

### Choices

Choice (4) Response

a.

30

b.

15

c.

45

d.

20

## Question number: 71

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MCQ▾

### Question

Sum of the exterior angles of a convex polygon is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

3 right angles

## Question number: 72

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MCQ▾

### Question

In the diagram below, ABC is an Equilateral triangle. Find the length of BC.

### Choices

Choice (4) Response

a.

28 cm

b.

12 cm

c.

37 cm

d.

7 cm

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