Question

1. If the price of an article ₹P, increases at R% per annum compound

interest, then its price in 5 years will be ______. (1)

2. A trapezium with three equal sides and one of the parallel side is

double the equal sides can be divided into three ______ triangles of

equal area. (Right/Scalene/Isosceles/Equilateral) (1)

{Choose your answer from the given options}

3. The area of a trapezium becomes four itself of its original area, if its

height is doubled. (State True or False) (1)

4. The perimeter of trapezium is 52 cm and its non-parallel side is 10

cm each with distance between the parallel sides 8 cm. Find its area.

(Write the answer only) (1)

5. The parallel sides of a trapezium are 40 cm and 20 cm. If the non-

parallel sides are both equal, each being 26 cm, find the area of the

trapezium. (4)

6. The difference between the compound interest and the simple

interest on an amount of ₹18,000 in 2 years was ₹405. What is the

rate of interest per annum? (4)

7. Population of a town increases by 2% in 2017, decreases by 5% in

2018 due to migration and again increases by 10% in 2019. If the

population of the town in 2016 was 90000, find the

(i) population of the town at the beginning of 2018

(ii) population of the town at the end of 2019. (4)​​

Answer 1

Answer:

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Answer 2

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