IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 293 - 299 of 1042

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Question 293

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Question

MCQ▾

65 % of 20 students are good in physics. How many students are not good at it?

Choices

Choice (4)Response
a.5
b.7
c.10
d.6

Question 294

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Question

MCQ▾

In the given figure, line CE is drawn parallel to DB. If

and ∠BAD = 110°, ∠ABD = 40°, ∠ADC = 100° and ∠BCD = 80° is given.

Choices

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

Question 295

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Question

MCQ▾

The selling price of goods which cost Rs. 20 and were sold at a gain of 20 % is________.

Choices

Choice (4)Response
a.25 Rs.
b.20 Rs.
c.30 Rs.
d.24 Rs.

Question 296

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Question

MCQ▾

The selling price of goods which cost Rs. 10 and were sold at a loss of 10 % is________.

Choices

Choice (4)Response
a.2 Rs.
b.4 Rs.
c.9 Rs.
d.3 Rs.

Question 297

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Question

MCQ▾

If 5 % more is gained by selling an article for Rs. 510 than by selling it for Rs. 500 then the cost of the article is ________.

Choices

Choice (4)Response
a.400 Rs.
b.200 Rs.
c.300 Rs.
d.600 Rs.

Question 298

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Question

MCQ▾

The simple interest at for years will be Rs. on a sum of________.

Choices

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

Question 299

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Question

MCQ▾

A number decreased by % gives 75. The number is________.

Choices

Choice (4)Response
a.80.00
b.88.23
c.85.01
d.80.90