IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 510 - 514 of 1034

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Question 510

Question MCQ▾

Ravi has a total of ₹ 25,000. He spends 20% of his money on books. How many rupees does he spend on books?

Choices

Choice (4)Response

a.

₹ 1000

b.

₹ 5500

c.

₹ 5000

d.

₹ 4500

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Question 511

Question MCQ▾

In an office, there are 72 employees. The ratio of female to male is 3: 5. How many male are there in the office?

Choices

Choice (4)Response

a.

45

b.

40

c.

50

d.

37

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Question 512

Question MCQ▾

Each of two groups of employees has 70 people. If of the first group are male employees and of the second group are male employees, how many more male employees of the first group than of the second group?

Choices

Choice (4)Response

a.

20

b.

14

c.

15

d.

12

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Question 513

Question MCQ▾

There are 78 white kites and 22 less blue kites than white kites in a shop. What is the ratio of the number of blue kites to the total number of kites?

Choices

Choice (4)Response

a.

7: 15

b.

27: 61

c.

28: 67

d.

14: 33

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Question 514

Question MCQ▾

Rohan՚s mother was 24 years old when his sister was born. His father is 5 years older than his mother. Now Rohan is 19 years old and his sister is 6 years older than him. What is the present age of Rohan՚s father?

Choices

Choice (4)Response

a.

39 years

b.

54 years

c.

48 years

d.

56 years

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