**New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Percentage and Its Applications Self Practice 8B Solution**

**Find.**

**(1) (a) 25% of 32 **

**(b) 16-1/3% of 390**

**(c) 50% of 29**

**(d) 33-1/3% of 150**

**(e) 20% of 775**

**(f) 15% of 3000**

**(g) 28% of 1225**

**(h) 18% of 2650**

**(2) (a) 10% of Rs. 775**

**(b) 15% of 800 kg**

**(c) 45% of 180 L**

**(d) 37% of Rs. 680**

**(e) 120% of Rs. 65**

**(f) 16-2/3% of 480 m**

**(g) 36% of 1.5 km = ____ m**

**(h) 27-1/2% of 8 m = ____ cm**

**(i) 66-2/3% of 2 days = ____ h.**

**Solution:**

**(3) A certain can of ice tea contains 4% of the recommended daily allowance of sodium. The recommended daily allowance is 2500 miligrams. How many miligrams of sodium are in the can of iced tea?**

**(4) 27% of a fertiliser is superphosphate. How much superphosphate (in kg) is in 2 tonnes of the mixture?**

**(5) In a referendum, 68% of the 85,800 voters voted YES and the rest voted No. How many voted NO?**

**Solution:**