RS Aggarwal Class 7 Math Tenth Chapter Percentage Exercise 10A Solution

RS Aggarwal Class 7 Math Tenth Chapter Percentage Exercise 10A Solution

EXERCISE 10A

(1) Convert each of the following fractions into a percentage:

(2) Convert each of the following into a fraction:

(3) Express each of the following as a ratio:

(4) Convert each of the following ratios into percentage:

(5) Convert each of the following into decimal form:

(6) Convert each of the following into decimals into percentage:

(7) Find:

(i) 32 % of 425

(iii) 6.5 % of 400

(iv) 136 % of 70

(v) 2.8 % of 35

(vi) 0.6 % of 45

(8) Find:

(i) 25% of Rs 76

(ii) 20% of Rs 132

(iii) 7.5% of 600 m

(v) 8.5% of 5 kg

(9) Find the number whose 13% is 65.

(11) What amount is 10% more than Rs 90?

(12) What amount is 20% less then Rs 60?

(13) If 3% of x is 9, find the value of x.

(14) If 12.5% of x is 6, find the value of x.

(15) What per cent of 84 is 14?

Solution: Let the percent is x%.

(16) What percentage is

(i) Rs 15 of Rs 120?

(ii) 36 minutes of 2 hours?

(iii) 8 hours of 2 days?

(iv) 160 metres of 4 km?

(v) 175 mL of 1 litre?

(vi) 25 paise of Rs 4?

 

For more exercise solutions, Click Below –

• Exercise – 10B
• Exercise – 10C