IMO- Mathematics Olympiad Class 9: Questions 554 - 556 of 919

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Question number: 554

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

If Equation stands for Equation , Equation stands for Equation , Equation stands for Equation , Equation stands for Equation , Equation stands for Equation , Equation stands for Equation .

Which one of the following expression is not true?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 555

» Linear Equations in Two Variables

MCQ▾

Question

Find the equation of a straight line parallel to y-axis at a distance of 30 units on the right hand side of y-axis

Choices

Choice (4) Response

a.

x = 20y

b.

x = 20

c.

x = 30

d.

y = 30x

Question number: 556

» Everyday Mathematics

MCQ▾

Question

A, B and C enter into partnership by making investments in the ratio Equation . After a year, C invests another Rs. 337600 while A withdrew Rs. 45600. The ratio of investments then changes to Equation . How much did A invest initially?

Choices

Choice (4) Response

a.

Rs. 96000

b.

Rs. 141600

c.

Rs. 45600

d.

Question does not provide sufficient data or is vague

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