Direct and Inverse Proportions [IMO Level 1- Mathematics Olympiad (SOF) Class 8]: Questions 1 - 6 of 64

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Question 1

Question MCQ▾

can do a piece of work in 15 days and can do alone it in 10 days. B works at it for 6 days and then leaves. alone can finish the remaining work in________.

Choices

Choice (4)Response

a.

7.5 days

b.

5 days

c.

6 days

d.

6.5 days

Edit

Question 2

Question MCQ▾

If , then the value of is________.

Choices

Choice (4)Response

a.

5

b.

6

c.

9

d.

10

Edit

Question 3

Question MCQ▾

A shopkeeper has just enough money to buy 45 cycles worth Rs 600.00 each. If each cycle were to cost ₹ 15.00 more, then number of cycles, he will be able to buy with that amount of money, is________.

Choices

Choice (4)Response

a.

42

b.

40

c.

35

d.

43

Edit

Question 4

Question MCQ▾

A clothing store is able to purchase 20 coats worth Rs 500.00 each. If each coat were to cost ₹ 50.00 more, then numbers of coats that will be able to buy with that amount of money is________.

Choices

Choice (4)Response

a.

25

b.

18

c.

16

d.

20

Edit

Question 5

Question MCQ▾

A bag contains 25 paise, 10 paise and 5 paise coins in the ratio 2: 3: 4. If their total value is ₹ 20, the number of 5 paise coins is ________.

Choices

Choice (4)Response

a.

80

b.

70

c.

60

d.

50

Edit

Question 6

Question MCQ▾

Two numbers are in the ratio 1: 3. If each number is increased by 9, the ratio becomes 3: 5. The numbers are________.

Choices

Choice (4)Response

a.

4.5,13.5

b.

13,14

c.

3.5,14.7

d.

35,25

Edit