IMO Level 2- Mathematics Olympiad (SOF) Class 9: Questions 31 - 35 of 109

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Question 31

Question

MCQ▾

In the given figure, O is the centre of the circle and XOY is a diameter. If XZ is any other chord of the circle, then which of the following is correct?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 32

Question

MCQ▾

P is the mid-point of side AB to a parallelogram ABCD. A line through B parallel to PD meets DC at Q and AD produced at R. Then BR is equal to ________.

Choices

Choice (4)Response

a.

BQ

b.

c.

2BQ

d.

Question does not provide sufficient data or is vague

Question 33

Question

MCQ▾

A does as half as much work as B in three-fourth of the time. If together they take 18 days to complete the work, how much time shall B take to do it?

Choices

Choice (4)Response

a.

30 days

b.

35 days

c.

40 days

d.

None of the above

Question 34

Appeared in Year: 2014

Question

MCQ▾

The largest possible length of a tape which can measure , and length of clothes in a minimum number of attempts without measuring the length of a cloth in a fraction of the tape՚s length is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 35

Appeared in Year: 2014

Question

MCQ▾

Find the value of p, if the mean of the following distribution is 7.5.

Choices

Choice (4)Response

a.

6

b.

3

c.

2

d.

5