There are _____ number of 50 mL cups required to pour tea from a filled kettle of 1L.

1. 20

Q. A tray can hold 8 cups of tea. How many trays of tea are required to serve 56 guests?

Q. A tea required 2 spoons of sugar for every 3 cups of tea. How many spoons of sugar is required to make 12 cups of tea?

Q. If 4 tea-spoons of sugar is added in 2 cups of tea, then how many tea-spoons are required for 4 cups of tea?

Q. To make a tea, a tourist puts into a kettle $2$ kg of ice at a temperature of $0^o$C. What quantity of heat is required to transform the ice into boiling water at ${100}^o$C temperature?