Question

Last year the price of milk was ₹ 20 per litre. This year it has increased in the ratio 1:5. Hence, the price of milk for this year is

• A. ₹100 per litre
• B. ₹ 80 per litre
• C. ₹ 20 per litre
• D. ₹ 5 per litre

Answer 1

The correct option is A ₹100 per litre

Note that the increase in the price of milk = $\frac{5}{1}\times$ last year's price

$⟹$ Increase in price = $\frac{5}{1}\times$ ₹20 per litre =₹ 100 per litre= price of milk this year.