Math, asked by salmakhatuns278, 4 months ago

2 j aimin takes Rs 100ou at 12% per year
Interest, for 2 year tou
has topay of the end of
as rate
in torps the
two yeuos ? 2Page 1 of 1

Periodic Assessment Test

Std-7 Mathematics December-2020

Time : 1Hour Marks : 25

L.O. Indentifies the ratio in proportion such as 15, 45, 40, 120. -



-



and



are equivalent.

Q-1 Do as directed.

1. What is the eqvivalent ratio of



?

(a)



(B)



(C)



(D)



1

2. Find the ratio of Rs. 10 to 50 Paise. 2

3. A bike covers 150 km distance with 3 liters of petrol than what distance it will cover with 5

liters of petrol?

2

L.O. Converts fraction and decimal fraction into percentage as well as percentage into fraction and

decimal fraction.

Q-2 Answer the following questions.

1. Convert the given fractional number to percentage :

-



1

2. Convert the given decimal fraction to percentage : 0.04 1

3. Convert percentage to decimal fraction : 40% 1

4. Find 15% of 240. 2

L.O. Calculates Interest rate of profit – loss percentage as well as simple interest.

Q-3 Solve the following.

1. Ramila brought a bicycle for Rs. 2000 and sold it for Rs. 2500. Find the gain percentage. 2

2. Jaimin takes Rs. 10000 at 12% per year as rate of interest, for 2 years. How much interest he

has to pay at the end of two years?

3

L.O. Understands about rational numbers and calculates rational numbers in different situations.

Q-4 Do as directed.

1. Which of these amounts are negative rational numbers :





,





,





1

2. Reduce




to standard form. 2

3. Write two rational numbers between −





and



2

L.O. Calculates basic four actions of rational numbers.

Q-5 Answer the questions as required.

1. The product of a rational number with its reciprocal is ____________ . 1

2. Add :



+



2

3. Multiply :

-



×





2​

Answers

Answered by mohan12377
1

Answer:

3.

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