1. Is 684 a perfect square? If not, what is the least number should be added to 684 to make it a prefect square?

Maths easy way

. Find the area of a rectangle with sides:

.   

Find the area of a rectangle with sides:

        

14.7 m and 9.3 m

. Find the area of a rectangle with sides:

 

Find the area of a rectangle with sides:

(a)         16.5 m and 12.5 m

Find the price the customer pays for the carpet.

1.      A carpet costs Rs 12,000. It is sold to a shop at a profit of 15%. 

The shopkeeper sells it to a customer at a profit of 10%. 

Find the price the customer pays for the carpet. 

Find the original price of the car.

1.   Nikola sold her car to Mishap at a loss of 28% 

while Mishap sold it 

to John for Rs 94,500 after having spent Rs 3,360 on 

repairs, thus 

making a profit of 12.5% on it. 

Find the original price of the car.

What does ‘C’ pay for it?

1.      

A’ buys an article for Rs 800 and sells it to ‘B’ at a 

gain of 155%. 

What does ‘B’ pay for it? ‘B’ then sells it to ‘C’ 

making a profit of 10%. 

What does ‘C’ pay for it?

Find his loss or gain per cent.

1.      

A shopkeeper sold 16 chairs at the cost price of 10 

chairs. Find his loss or gain per cent.