IMO- Mathematics Olympiad Class 9: Questions 700 - 704 of 919

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Question number: 700

» Linear Equations in Two Variables

MCQ▾

Question

ax+by+c=0 does not represent equation of line if________.

Choices

Choice (4) Response

a.

b=c=0,a0

b.

c=0,a0,b0

c.

a=c=0,b0

d.

a=b=0

Question number: 701

» Everyday Mathematics

MCQ▾

Question

Sujal buys an article with 50% discount on its marked price. He makes a profit of 20% by selling it at Rs. 800. The marked price is ________

Choices

Choice (4) Response

a.

Rs. 1633

b.

Rs. 1400

c.

Rs. 1333

d.

Rs. 1600

Question number: 702

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

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

Given the different sides figures – Group them

Given the Different Sides Figures – Group Them

ind the group the given figure into three classes using each figure only once

Choices

Choice (4) Response

a.

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

b.

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

c.

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

d.

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

Question number: 703

» Statistics and Probability

MCQ▾

Question

The mean of 20 items is 17 and if each item is increased by 3, then its mean will be ________

Choices

Choice (4) Response

a.

70

b.

50

c.

60

d.

20

Question number: 704

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

If in each of the following groups of numbers, last two digits are interchanged and after that they are arranged in descending order, then what will be the first digit of the middle group?

487, 984, 124, 564, 784, 325 and 956

Choices

Choice (4) Response

a.

5

b.

7

c.

9

d.

4

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