IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 788 - 794 of 931

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Question 788

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Question

MCQ▾

The value of =________

Choices

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

Question 789

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Question

MCQ▾

, then

Choices

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

Question 790

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Question

MCQ▾

A card is drawn at random from a well shuffled pack of 52 cards. The probability that the cards drawn in neither a red card nor a queen are ________

Choices

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

Question 791

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Question

MCQ▾

Two dice are thrown simultaneously. The odds against getting the sum 6 is________

Choices

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

Question 792

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Question

MCQ▾

Aparna cut a cake in two equal parts and one of these two pieces is again cut into equal parts. Each small parts is of 20 grams. If there are seven parts of the whole cake, what was the weight of the original cake?

Choices

Choice (4)Response
a.280 grams
b.240 grams
c.140 grams
d.300 grams

Question 793

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Question

MCQ▾

A man purchased two clocks X and Y at a total cost Rs. 1000. He sells X at profit and Y at a loss of and gets the same selling price for both the clocks. What are the purchasing prices of X and Y respectively?

Choices

Choice (4)Response
a.Rs. 266, Rs. 600
b.Rs. 385.95, Rs. 245.36
c.Rs. 263.16, Rs. 736.84
d.Rs. 125, Rs. 736.25

Question 794

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Question

MCQ▾

Value of R if is________.

Choices

Choice (4)Response
a.-88
b.-64
c.-84
d.-190