IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 300 - 307 of 1042

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Question 300

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Question

MCQ▾

A number increased by % gives 30. The number is________.

Choices

Choice (4)Response
a.25
b.17
c.20
d.15

Question 301

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Question

MCQ▾

Sugar is bought at Rs. 18.50 per kg and sold at Rs. 19.00 per kg. The gain percent is________.

Choices

Choice (4)Response
a.2.70%
b.3.00%
c.3.12%
d.2.00%

Question 302

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Question

MCQ▾

A number increased by % gives 22. The number is________.

Choices

Choice (4)Response
a.15
b.17
c.17.25
d.16

Question 303

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Question

MCQ▾

A sum of Rs. 1000 was lent partly at 2 % and partly at 5 % p. a. simple interest. The total interest received after 3 years was Rs. 163. The ratio of the money lent at 2 % to that lent at 5 % is

Choices

Choice (4)Response
a.3: 2
b.3: 7
c.8: 5
d.2: 3

Question 304

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Question

MCQ▾

Suppose ABCD is a quadrilateral. If its diagonals are congruent and bisect each other, then ABCD is________.

Choices

Choice (4)Response
a.Square
b.Rhombus
c.Equiangular
d.Rectangle

Question 305

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Question

MCQ▾

MNOP is a rhombus in which the altitude from P to side ON bisects ON. Then is ________.

Choices

Choice (4)Response
a.
b.
c.180°
d.

Question 306

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Question

MCQ▾

What is 50 % of 50%?

Choices

Choice (4)Response
a.2.5
b.0.025
c.0.50
d.0.25

Question 307

Edit

Question

MCQ▾

Choose the correct statement.

Choices

Choice (4)Response
a.Not all angles of squares are right angle.
b.Rhombus all sides are congruent.
c.Rectangle has all the sides equal.
d.The diagonals of rectangle are congruent.