IMO- Mathematics Olympiad Class 9: Questions 575 - 581 of 919

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Question number: 575

» Polynomials

MCQ▾

Question

px2+(4p23q)x12pq=

Choices

Choice (4) Response

a.

(x+4p)(px+3q)

b.

(x4p)(px+3q)

c.

(x+4p)(px3q)

d.

(x4p)(px3q)

Question number: 576

» Polynomials

MCQ▾

Question

Find the remainder when 9x33x2+x5 is divided by x23 .

Choices

Choice (4) Response

a.

2

b.

3

c.

-3

d.

-2

Question number: 577

» Statistics and Probability

MCQ▾

Question

If the mean of 20 observations is 25 and that of another 5 observations is 14, then the mean of 25 observations is ________

Choices

Choice (4) Response

a.

22.8

b.

22

c.

15

d.

15.5

Question number: 578

» Polynomials

MCQ▾

Question

If ab=6 and a2b2=222 , then value of a3b3 is________.

Choices

Choice (4) Response

a.

1885

b.

1890

c.

1895

d.

1880

Question number: 579

» Everyday Mathematics

MCQ▾

Question

A man purchases an blander whose printed price is Rs. 2200. If he received two successive discounts of 30% and 20% , he paid________

Choices

Choice (4) Response

a.

Rs. 1121

b.

Rs. 1132

c.

Rs. 1221

d.

Rs. 1232

Question number: 580

» Linear Equations in Two Variables

MCQ▾

Question

If x3 =2 , then values of x are________

Choices

Choice (4) Response

a.

x=-1 and x=-3

b.

x = 1 and x = 5

c.

x = 5 and x=-1

d.

x = 2 and x = 3

Question number: 581

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

Group the given figures into three classes using each figure only once.

The different shape available in this image and find the group

The Different Shape Available in This Image and Find the Group

Given the different shape available in this image find the group the given figures into three classes of 9 images

Choices

Choice (4) Response

a.

2,3,6;1,8,7;4,9,5

b.

7,1,8;2,9,4;3,6,5

c.

2,3,5;1,7,8;9,4,6

d.

1,3,5;7,8,9;2,4,6

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