IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 474 - 480 of 929

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Question number: 474

» Polynomials

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MCQ▾

Question

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 475

» Introduction to Euclid's Geometry

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MCQ▾

Question

Two distinct points in a plane determine ________ line.

Choices

Choice (4) Response

a.

Two

b.

Tnree

c.

Unique

d.

All of the above

Question number: 476

» Polynomials

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MCQ▾

Question

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 477

» Statistics and Probability

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MCQ▾

Question

The mean weight of 80 students in a class is 60 kg. The mean weight of boys is 70 kg while that of the girls is 50 kg. the number of boys and girls are________

Choices

Choice (4) Response

a.

10,30

b.

40,40

c.

35,75

d.

45,35

Question number: 478

» Introduction to Euclid's Geometry

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MCQ▾

Question

If ∠A and ∠B are complementary angles and m∠A is x˚, which equation can be used to find m∠B which is denoted by y?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 479

» Everyday Mathematics

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MCQ▾

Question

A cloth merchant has announced rebate in prices. If one needs to have a rebate of Rs. 40, then how many shirts each costing Rs. 32, he should purchase?

Choices

Choice (4) Response

a.

10

b.

6

c.

5

d.

7

Question number: 480

» Everyday Mathematics

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MCQ▾

Question

By selling a Car for Rs. 70000, a shopkeeper gains . If the profit is reduced to , then the selling price will be ________

Choices

Choice (4) Response

a.

Rs. 85000

b.

Rs. 75000

c.

Rs. 55000

d.

Rs. 90000