IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 765 - 770 of 931

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Question 765

Question

MCQ▾

A student was asked to divide a number by 6 and add 12 to the quotient. He, however, first added 12 to the number and then divided it by 6, getting 112 as the answer. The correct answer should have been________

Choices

Choice (4)Response

a.

118

b.

122

c.

114

d.

124

Question 766

Question

MCQ▾

Choices

Choice (4)Response

a.

b.

c.

d.

Question 767

Question

MCQ▾

The value of k for which is a factor of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 768

Question

MCQ▾

If 2 is added to the denominator of a fraction, the fraction becomes 5. If 3 is added to the numerator, the fraction becomes 25, the fraction is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 769

Question

MCQ▾

Choices

Choice (4)Response

a.

b.

c.

d.

Question 770

Question

MCQ▾

I travelled eastward 20 km and another 15 km southward. I turned westward and moved 15 km and again another 15 km southward. A travel of another 5 km westward and then 30 km northward ended my journey. Identify the sketch depicting my journey

Choices

Choice (4)Response

a.

Image Shows the Sketch Depicting My Journey Choice - A

b.

Image Shows the Sketch Depicting My Journey Choice - B

c.

Image Shows the Sketch Depicting My Journey Choice - C

d.

Image Shows the Sketch Depicting My Journey Choice - D