19kg of sugar cost ₹275.50. What is the cost of 10kg of sugar?
Step 1 : Finding the cost of 1 kg sugar
Cost of 19kg sugar=₹275.50
Cost of one kgsugar=₹275.50÷19
=₹14.5
Step 2 : Finding the cost of 10kg sugar
Cost of 10kg sugar=10×14.5
=₹145
Hence, the cost of 10kg sugar is ₹145
The total cost of sugar purchased by Mia is ₹72.80. If the cost of 1 kg of sugar is ₹4, how many kgs of sugar did Mia purchase?