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CLASS : 8 SEC :

SUB: MATHEMATICS

TOPIC: COMPARING QUANTITIES

DATE: 10.12.18

FILL IN THE BLANKS

(a)

If MP= ₹ 700 , Discount = ₹ 65 Then the Selling Price is _________

(b)

The price of an item increased from ₹ 800 to ₹ 1000 . Then the rate of increase is ________

(c)

The percentage of the Ratio 1.5 : 2.5 is __________

(d)

The number 10 % more than 500 is ____________ VAT amount = ₹ 200 and price of an item before VAT = ₹ 5500 .Price of the item after VAT is _______

(e) (f) (g) (h) (i)

S.NO

ANSWER

____________ is charged by the government on the sale of an item In an Examination Rahul scored 82 % marks. If the maximum marks is 750 , then the marks scored by him is ______________ Principal=Rs 2500 ,rate= 10%, time= 5 years, if interest being compounded half yearly then, conversion period(n)=__________ and R= ____________ At what rate per annum simple interest will ₹1650 amount to ₹2046 in 3 years?

ANSWER THE FOLLOWING QUESTIONS

2

A washing machine is sold at ₹ 7500 after allowing a discount of 20 % . Find the Marked Price.

3

Ram spent 80 % of his pocket money and ₹ 150 left with him. How much money did Ram have in the beginning?

4

If 5 % of Sales Tax is added on the purchase of a hair dryer at ₹ 4200 , then find its buying price

5

The cost of a table fan is ₹ 4600. If the Sales Tax is charged at the rate of 12 % ,find the total bill amount. A shopkeeper sold 2 AC’s for ₹ 45 000 each. He incurred a loss of 20 % on one while on the other he made a profit of 20 %. Find his net profit or loss percent.

6 7

Find the Rate of Discount offered if a sweater is sold for ₹ 880 after a discount of ₹ 220

8

By selling a bicycle for ₹ 1104, Nitish loses 8%. At what price should he sell it to make a profit of 10 %

9

Calculate the interest on ₹30,000 compounded annually for 2 years at 8% per annum.

10

Calculate the interest on ₹16,000 at 5% per annum compounded annually for two and a half years. Page 1 of 2

11

Calculate the interest on ₹8000 at 10% per annum compounded half yearly for one and a half years .

12

Find the compound interest at the rate of 16% per annum for two years on a certain sum of money ,which gives ₹2400 simple interest in 4 years at the rate of 6% per annum.

13

Find the difference between the simple interest and compound interest on ₹24,000 for 2 years at 6% per annum. A new computer costs ₹ 1,00,000. The depreciation of computer is very high as new models with better technological advantages are coming into the market. The depreciation is as high as 50% every year .How much will the cost of computer be after 3 years?

14

15

The count of bacteria in a certain experiment was 40,000. If the bacteria grows by 20% in every hour, find the number of bacteria at the end of 2 hours.

16

The population of a town is 80,000. The birth rate is 6% p.a. and death rate is 2% p.a. Find the population of the town after 2 years.

INDIAN SCHOOL MUSCAT – MIDDLE SECTION – DEPARTMENT OF MATHEMATICS CLASS 8 – MATHEMATICS - PORTION FOR THE SECOND PERIODIC TEST – ( 2018 – 19) S.NO

TOPIC

1

EXPONENTS AND POWERS

2

FACTORIZATION

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