IMO- Mathematics Olympiad Class 9: Questions 562 - 567 of 919

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Passage

Cards marked with the number 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from this box. Find the probability that the number on the card is

Question number: 562 (2 of 3 Based on Passage) Show Passage

» Statistics and Probability

MCQ▾

Question

A prime number less than 20.

Choices

Choice (4) Response
a.

327

b.

225

c.

329

d.

325

Question number: 563 (3 of 3 Based on Passage) Show Passage

» Statistics and Probability

MCQ▾

Question

A number which is a perfect square

Choices

Choice (4) Response
a.

7100

b.

9100

c.

5100

d.

4100

Question number: 564

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

In the given matrix the values of A, B and C respectively are ________.

Given the matrix values – Find A, B and C

Given the Matrix Values – Find a, B and C

Given the matrix values and find the value of A, B and C

Choices

Choice (4) Response
a.

A=21,B=11,C=23

b.

A=11,B=13,C=21

c.

A=23,B=13,C=21

d.

A=13,B=23,C=21

Question number: 565

» Introduction to Euclid's Geometry

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.

20

d.

62

Question number: 566

» Statistics and Probability

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.

x+4

b.

4x

c.

10+x

d.

10x

Question number: 567

» Statistics and Probability

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.

425

b.

325

c.

225

d.

15

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