IMO- Mathematics Olympiad Class 8: Questions 261 - 266 of 1029

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Question number: 261

» Comparing Quantities

MCQ▾

Question

In what time will Rs. 100 amount to Rs. 121 at 10 % p. a. , if the interest is compounded annually?

Choices

Choice (4) Response

a.

5

b.

4

c.

2

d.

3

Question number: 262

» Comparing Quantities

MCQ▾

Question

There is 50 % increase in an amount in 5 years at simple interest. What will be the compound interest of Rs. 10, 000 after 2 years at the same rate?

Choices

Choice (4) Response

a.

20000 Rs.

b.

3200 Rs.

c.

2100 Rs.

d.

3100 Rs.

Question number: 263

» Comparing Quantities

MCQ▾

Question

If a number x is 20 % less than another number y and y is 20 % more than 125, then x is equal to________.

Choices

Choice (4) Response

a.

120

b.

125

c.

140

d.

150

Question number: 264

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Choose the correct statement.

Choices

Choice (4) Response

a.

The diagonals of a parallelogram are equal

b.

If the diagonals of a quadrilateral intersect at right angles, it is not necessarily a rhombus

c.

The diagonals of a rectangle are perpendicular to each other

d.

Every quadrilateral is either a trapezium or a parallelogram or a kite.

Question number: 265

» Comparing Quantities

MCQ▾

Question

The cost of a vehicle is Rs. 1, 50, 000. If its value depreciates at the rate of 20 % per annum then total depreciation after 3 years was________.

Choices

Choice (4) Response

a.

70100

b.

72000

c.

73200

d.

71500

Question number: 266

» Comparing Quantities

MCQ▾

Question

The cost of a vehicle is Rs. 1, 00, 000. If its value depreciates at the rate of 20 % per annum then total depreciation after 3 years was________.

Choices

Choice (4) Response

a.

48800

b.

48100

c.

48500

d.

48200

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