Question

A ribbon 7\frac{1}{2} m long is cut into pieces, each \frac{3}{4} m long. How many pieces are obtained?

Verify a \times (b + c) = a \times b + a \times c for a = \frac{-3}{4}, b = \frac{2}{5}, c = \frac{-5}{6}.

A tank holding 1200 litres when full is \frac{3}{4} full. In the morning, \frac{1}{3} of the water in the tank is used. In the evening, \frac{2}{5} of the remaining water is used. How many litres of water are left in the tank?

The cost of 4\frac{3}{5} m of cloth is ₹ 345. Find the cost of 2\frac{1}{4} m of the same cloth (in ₹).