IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 303 - 309 of 1042

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Question 303

Question

MCQ▾

A sum of ₹ 1000 was lent partly at 2 % and partly at 5 % p. a. simple interest. The total interest received after 3 years was ₹ 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

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

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

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

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.

Question 308

Question

MCQ▾

If a merchant estimates his profit as 10 % of the selling price, what is the profit percent?

Choices

Choice (4)Response

a.

10.33 %

b.

11.11 %

c.

11.22 %

d.

10 %

Question 309

Question

MCQ▾

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

ABCD is a Quadrilateral

Choices

Choice (4)Response

a.

b.

c.

d.