# Everyday Mathematics (IMO- Mathematics Olympiad (SOF) Class 9): Questions 67 - 71 of 99

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## Question number: 67

» Everyday Mathematics

MCQ▾

### Question

If 36 men can do a certain piece of work in 25 days, then 15 men will do it in ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 68

» Everyday Mathematics

MCQ▾

### Question

Aparna cut a cake in two equal parts and one of these two pieces is again cut into equal parts. Each small parts is of 20 grams. If there are seven parts of the whole cake, what was the weight of the original cake?

### Choices

Choice (4) Response

a.

140 grams

b.

280 grams

c.

240 grams

d.

300 grams

## Question number: 69

» Everyday Mathematics

MCQ▾

### Question

A man purchased two clocks X and Y at a total cost Rs. 1000. He sells X at profit and Y at a loss of and gets the same selling price for both the clocks. What are the purchasing prices of X and Y respectively?

### Choices

Choice (4) Response

a.

Rs. 125, Rs. 736.25

b.

Rs. 385.95, Rs. 245.36

c.

Rs. 263.16, Rs. 736.84

d.

Rs. 266, Rs. 600

## Question number: 70

» Everyday Mathematics

MCQ▾

### Question

Kabir buys an article with discount on its marked price. He makes a profit of by selling it at Rs. 660. The marked price is ________

### Choices

Choice (4) Response

a.

Rs. 800

b.

Rs. 685

c.

Rs. 700

d.

Rs. 600

## Question number: 71

» Everyday Mathematics

MCQ▾

### Question

In a class, the number of boys is more than the number of girls by of the total strength. The ratio of boys to girls is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

11: 14

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