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Term 2 Life Mathematics Model Question Paper

8th Standard EM

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Maths

Time : 00:45:00 Hrs
Total Marks : 40
5 x 1 = 5
1. A fruit vendor sells fruits for Rs200 gaining Rs40. His gain percentage is

(a)

20%

(b)

22%

(c)

25%

(d)

16$\frac { 2 }{ 3 }$%

2. By selling a flower pot for Rs528, a woman gains 20%. At what price should she sell it to gain 25%?

(a)

Rs500

(b)

Rs.550

(c)

Rs.553

(d)

Rs.573

3. The single discount which is equivalent to two successive discount of 20%and 25% is

(a)

40%

(b)

45%

(c)

5%

(d)

22.5%

4. Th e number of conversion periods, if the interest on a principal is compounded every two months is___________.

(a)

2

(b)

4

(c)

6

(d)

12

5. The sum which amounts to Rs.2662 at 10% p.a in 3 years compounded yearly is_______.

(a)

Rs.2000

(b)

Rs.1800

(c)

Rs.1500

(d)

Rs.2500

6. 5 x 2 = 10
7. 48 is 32%of what number?.

8. A bank pays rs240 as interest for 2 years for a sum of rs3000 deposited as savings. Find the rate of interest given by the bank.

9. What is 25% of 30%of 400?

10. If the difference between 75% of a number and 60% of the same number is 82.5, then find 20%of the number.

11. A number when decreased by 20% gives 80. Find the number.

12. 5 x 3 = 15
13. If x % of 600 is 450 then, find the value of x.

14. When a number is decreased by 25% it becomes 120. Find the number.

15. If the population in a town has increased from 20000 to 25000 in a year, fi nd the percentage increase in population.

16. The value of a motor cycle 2 years ago was Rs.70000. It depreciates at the rate of 4% p.a. Find its present value.

17. The bacteria in a culture grows by 5% in the first hour, decreases by 8% in the second hour and again increases by 10% in the third hour. Find the count of the bacteria at the end of 3 hours, if its initial count was 10000.

18. 2 x 5 = 10
19. If the selling price of a LED TV is equal to 54 of its cost price, then find the gain/profit percentage.

20. Ranjith bought a washing machine for Rs16150 and paid Rs1350 for its transportation. Then, he sold it for Rs19250. Find his gain or loss percentage.