# Mathematics-Ratio and Proportion (NSTSE (National Science Talent Search Exam- Unified Council) Class 6): Questions 19 - 25 of 102

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## Question number: 19

» Mathematics » Ratio and Proportion

MCQ▾

### Question

If then the correct statement is

### Choices

Choice (4) Response

a.

wx = yz

b.

wy = xz

c.

xy = wz

d.

wxy = z

## Question number: 20

» Mathematics » Ratio and Proportion

MCQ▾

### Question

A tank of petroleum of a bike is full with 4 liters petrol. If 350 ml is burned while travelling then find the ratio of burned petrol and remaining petrol.

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 21

» Mathematics » Ratio and Proportion

MCQ▾

### Question

36: 18: : c: 9 value of c is

### Choices

Choice (4) Response

a.

18

b.

9

c.

27

d.

15

## Question number: 22

» Mathematics » Ratio and Proportion

MCQ▾

### Question

In a computer lab, total numbers of computers are 30 from which 12 are not working well. Find the ratio of well working computers to total number of computers.

### Choices

Choice (4) Response

a.

5: 3

b.

5: 6

c.

6: 5

d.

3: 5

## Question number: 23

» Mathematics » Ratio and Proportion

MCQ▾

### Question

Are they in proportion 15: 5 and 18: 9?

### Choices

Choice (4) Response

a.

Yes

b.

No

c.

Sometimes

d.

None of the above

## Question number: 24

» Mathematics » Ratio and Proportion

MCQ▾

### Question

The given ratio is , then if we divide both antecedent and consequent by 2. Then the now ratio is

### Choices

Choice (4) Response

a.

7: 13

b.

14: 13

c.

13: 14

d.

13: 7

## Question number: 25

» Mathematics » Ratio and Proportion

MCQ▾

### Question

To make a cup of coffee, ratio of water and milk is So, if this ratio of water and milk will be then how many cup of coffee will be made?

### Choices

Choice (4) Response

a.

2

b.

3

c.

5

d.

Question does not provide sufficient data or is vague

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