IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 601 - 607 of 931

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Question 601

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Question

MCQ▾

The median of the observation 3,5, 9,5, 4,3, 1 is ________

Choices

Choice (4)Response
a.1
b.4
c.5
d.3

Question 602

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Question

MCQ▾

In a km. race A beats B by 50 metres or 5 seconds. Then A’s time over the course is ________

Choices

Choice (4)Response
a.3 minutes 17 seconds
b.2 minutes 35 seconds
c.1 minutes 35 seconds
d.2 minutes 20 seconds

Question 603

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Question

MCQ▾

If the mode of the following data 6,8, 7,6, x, 6,4, 8,7, 4,8, 7 is 6, then value of x is ________

Choices

Choice (4)Response
a.4
b.8
c.1
d.6

Question 604

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Question

MCQ▾

Choices

Choice (4)Response
a.
b.
c.
d.

Question 605

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Question

MCQ▾

If in the following groups of numbers after adding all the digits of each group, are arranged in decreasing order, then which will be middle group?

853,395,486,249,497,766,914

Choices

Choice (4)Response
a.497
b.395
c.486
d.766

Question 606

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Question

MCQ▾

A man rows downstream 40 50 km and upstream 20 30 km, taking 10 20 hours each time. The velocity of current is ________

Choices

Choice (4)Response
a.2.5 km/hr
b.3.5 km/hr
c.0.5 km/hr
d.1.5 km/hr

Question 607

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Question

MCQ▾

The mean weight of 60 students in a class is 40 kg. The mean weight of boys is 50 kg while that of the girls is 30 kg. the number of boys and girls are________

Choices

Choice (4)Response
a.35,25
b.20,40
c.25,35
d.30,30