# Mathematics-Percentage (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 7 - 12 of 18

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## Question number: 7

» Mathematics » Percentage

MCQ▾

### Question

At what price must Sarita sell a mixture of 80 kg sugar at Rs. 6.75 per kg with 120 kg at Rs. 8 per kg to gain 20%?

### Choices

Choice (4) Response

a.

Rs. 9 per kg

b.

Rs. 8.20 per kg

c.

Rs. 8.85 per kg

d.

Rs. 7.50 per kg

## Question number: 8

» Mathematics » Percentage

MCQ▾

### Question

140 L of a liquid contains 90 % of acid and the rest water. How much water must be added to make the water 12.5 % of the resulting mixture?

### Choices

Choice (4) Response

a.

10L

b.

4L

c.

12L

d.

3.5L

## Question number: 9

» Mathematics » Percentage

MCQ▾

### Question

1 L of water is evaporated from 6 L of a solution having 4 % of sugar. The percentage of sugar in the remaining solution is

### Choices

Choice (4) Response

a.

4/5%

b.

c.

4%

d.

5%

## Question number: 10

» Mathematics » Percentage

MCQ▾

### Question

An agent buys a TV set listed at Rs. 10000 and gets 10 % and 20 % successive discount. He spends 10 % of CP on transport. At what price (in Rs. ) should he sell TV set to earn a profit of 10%?

### Choices

Choice (4) Response

a.

8692

b.

8699

c.

8712

d.

8700

## Question number: 11

» Mathematics » Percentage

MCQ▾

### Question

An employee is required to contribute 10 % of his pay to general provident fund. If he gets Rs. 13500 as net pay in a month, then what is the monthly general provident fund contribution (assuming no other deductions)?

### Choices

Choice (4) Response

a.

Rs. 1650

b.

Rs. 1350

c.

Rs. 1215

d.

Rs. 1500

## Question number: 12

» Mathematics » Percentage

MCQ▾

### Question

A shopkeeper mixes 80 kg sugar worth of Rs. 6.75 per kg with 120 kg of sugar worth of Rs. 8 per kg. He earns a profit of 20 % by selling the mixture. He sells it at the rate

### Choices

Choice (4) Response

a.

Rs. 7.50 per kg

b.

Rs. 8.20 per kg

c.

Rs. 9 per kg

d.

Rs. 8.85 per kg

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