IMO- Mathematics Olympiad (SOF) Class 9: Questions 885 - 890 of 919

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Question number: 885

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

If PAPER = 56 and UNCLE = 55, then WORKBOOK=?

Choices

Choice (4) Response

a.

115

b.

105

c.

100

d.

110

Question number: 886

» Polynomials

MCQ▾

Question

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 887

» Everyday Mathematics

MCQ▾

Question

Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire rental of the car, then the share of each of the remaining persons is increased by ________ of the original share.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 888

» Polynomials

MCQ▾

Question

The number of positive integers k for which the equation has an integer solution for x is ________

Choices

Choice (4) Response

a.

0

b.

1

c.

-1

d.

2

Question number: 889

» Statistics and Probability

MCQ▾

Question

A box contains 12 balls out of which x are black. If one ball is drawn at random from the box, what is the probability that it will be a black ball? If 6 more black balls are put in the box, the probability of drawing a black ball is now double of what is was before, then x is________

Choices

Choice (4) Response

a.

3

b.

7

c.

5

d.

2

Question number: 890

» Introduction to Euclid's Geometry

MCQ▾

Question

Two angles are complementary. The measure of one angle is 15˚ more than twice the other. What is the measure of the smaller angle?

Choices

Choice (4) Response

a.

25˚

b.

35˚

c.

55˚

d.

65˚

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