IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 550 - 554 of 1022

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Question 550

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Question

MCQ▾

There are 6 stones in a box with numbers 1 to 6 marked on them. What is the probability of drawing a stone with number 6?

Choices

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

Question 551

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Question

MCQ▾

The total cost of 5 books and 3 bags is Rs. 2500. If one book costs Rs. 25 less than one bag, find the price of each book and bag respectively.

Choices

Choice (4)Response
a.Rs. 320, Rs. 380
b.Rs. 303, Rs. 328
c.Rs. 300, Rs. 320
d.Rs. 330, Rs. 308

Question 552

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Question

MCQ▾

Three bells toll at intervals of 12 seconds, 16 seconds and 18 seconds respectively. They start ringing together at a particular time. They next toll together after ________.

Choices

Choice (4)Response
a.2.8 minutes
b.2.4 minutes
c.3.2 minutes
d.1.2 minutes

Question 553

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Question

MCQ▾

Equal sums of Rs. 3400 were lent to Kajal and Misha at 2 % per annum for a period of 3 years and 5 years respectively. Find the difference of the interest paid by Kajal and Misha.

Choices

Choice (4)Response
a.Rs. 167
b.Rs. 260
c.Rs. 136
d.Rs. 366

Question 554

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Question

MCQ▾

When Ravesh travelled 45 km he found that of the entire journey was still left. The length of the journey left is

Choices

Choice (4)Response
a.67.5 km
b.45 km
c.150 km
d.112.5 km