IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 563 - 568 of 929

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Question number: 563

» Introduction to Euclid's Geometry

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MCQ▾

Question

The average of eleven-members cricket team reduces by 2 when two players of ages 30 and 32 leave the team and two new players of equal age join it. The age of each of the newcomers is________.

Choices

Choice (4) Response

a.

22

b.

12

c.

62

d.

20

Question number: 564

» Statistics and Probability

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MCQ▾

Question

The mean of ten items is x and if each item is increased by 4, then its mean will be ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 565

» Statistics and Probability

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MCQ▾

Question

Cards marked with the numbers 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from this bag. The probability that the number on the card is a prime less than 20 is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 566

» Everyday Mathematics

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MCQ▾

Question

Hussain’s weight is times more than the weight of Rahim. Their total weight is 90 kg. what is Hussain’s weight?

Choices

Choice (4) Response

a.

40 kg

b.

50 kg

c.

90 kg

d.

20 kg

Question number: 567

» Analytical Reasoning and Logical Reasoning

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MCQ▾

Question

Which color is opposite to yellow?

Given are different colors of the dices

Given Are Different Colors of the Dices

Color dices and find the opposite to yellow color

Choices

Choice (4) Response

a.

Purple

b.

Violet

c.

Blue

d.

Red

Question number: 568

» Analytical Reasoning and Logical Reasoning

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MCQ▾

Question

In the number 5904627813 first and sixth digits are interchanged; and similarly the positions of second and seventh digits and so on are interchanged. Which of the following will be the 4th digit from the right after the new arrangement?

Choices

Choice (4) Response

a.

1

b.

0

c.

4

d.

9