IMO- Mathematics Olympiad Class 7: Questions 475 - 480 of 965

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Question number: 475

» Everyday Mathematics

MCQ▾

Question

By selling a shirt for Rs. 285 a shopkeeper loses 5%. At what price should he sell the shirt so as to gain 15%?

Choices

Choice (4) Response

a.

Rs. 295

b.

Rs. 345

c.

Rs. 325

d.

Rs. 300

Question number: 476

» Everyday Mathematics

MCQ▾

Question

A diver was diving 80 meters below sea level. He went down 50 meters more and came up 40 meters. How far below sea level did he dives?

Choices

Choice (4) Response

a.

90 meters

b.

+90 meters

c.

+60 meters

d.

60 meters

Question number: 477

» Everyday Mathematics

MCQ▾

Question

Kiran answered 14 of the questions on her quiz correctly. What percent of the questions did she answer incorrectly?

Choices

Choice (4) Response

a.

75%

b.

50%

c.

34%

d.

25%

Question number: 478

» Everyday Mathematics

MCQ▾

Question

Jimmy’s and her mother both had birthdays last month. The sum of their ages is 75 years. His mother’s age is 4 times Jimmy’s age. What is age of Jimmy’s mother?

Choices

Choice (4) Response

a.

50 years

b.

45 years

c.

60 years

d.

15 years

Question number: 479

» Everyday Mathematics

MCQ▾

Question

Each of two groups of tourists has 30 students. If 12 of the first group and 13 of the second group board buses to travel to a tour, how many more students of the first group board buses than of the second group?

Choices

Choice (4) Response

a.

4

b.

5

c.

40

d.

2

Question number: 480

» Everyday Mathematics

MCQ▾

Question

There are 54 green apples and 30 more red apples than green apples in a container. What is the ratio of the number of red apples to the total number of apples?

Choices

Choice (4) Response

a.

23: 14

b.

14: 23

c.

5: 9

d.

5: 14

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