IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 1012 - 1019 of 1022

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Question number: 1012

» Fractions and Decimals

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Appeared in Year: 2012

MCQ▾

Question

Find the value of x.

Choices

Choice (4) Response

a.

47.95

b.

47.932

c.

47.095

d.

47.752

Question number: 1013

» Data Handling

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MCQ▾

Question

The mean of 7 numbers is 40. If one number is included, mean of the numbers becomes 50, and then the included number is________.

Choices

Choice (4) Response

a.

120

b.

140

c.

150

d.

130

Question number: 1014

» Symmetry and Visualizing Solid Shapes

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MCQ▾

Question

Which letter of the English alphabet has reflection symmetry about vertical mirrors?

Choices

Choice (4) Response

a.

H

b.

N

c.

Z

d.

B

Question number: 1015

» Number System

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MCQ▾

Question

The average of the two middle rational numbers if are arranged in descending order is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1016

» Algebraic Expressions

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MCQ▾

Question

If , then x=

Choices

Choice (4) Response

a.

0

b.

2

c.

3

d.

1

Question number: 1017

» Fractions and Decimals

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MCQ▾

Question

What fraction of the figure is shaded?

Image of The Fraction

Image of the Fraction

Image find the fraction of the shaded part

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1018

» Triangle and Its Properties

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MCQ▾

Question

If the area of a trangle with base 2x is equal to the area of a square with side 2x, then the altitude of the triangle is ________.

Choices

Choice (4) Response

a.

4x

b.

c.

3x

d.

2x

Question number: 1019

» Comparing Quantities

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MCQ▾

Question

Salary of a professor increases every year by 10%. His salary in the year 2011 was Rs. 88000. Find his original slary.

Choices

Choice (4) Response

a.

Rs. 80,000

b.

Rs. 90,008

c.

Rs. 88,000

d.

Rs. 79,508