**Comparing Quantities**

**Question 1.****Find the ratio of :(a)** ₹5 to 50 paise

**(b)**15 kg to 210 kg

**(c)**9 m to 27 cm

**(d)**30 days to 36 hours

**Solution:**

**Question 2.****In a computer lab, there are 3 computers for every 6 students. How many computers are needed for 24 students?**

**Solution:**

In a computer lab,

Every 6 students need 3 computers.

∴ Every 1 student needs computers.

∴ Every 24 students need × 24 = 3 × 4 = 12 computers

**Question 3.****Population of Rajasthan = 570 lakhs and population of U.P. = 1660lakhs. Area of Rajasthan = 3 lakh km2 and area of U.P. = 2 lakh km ^{2}.(i)** How many people are there per km

^{2}in both these states?

**(ii)**Which state is less populated?

**Solution:**