Question

length and breadth of a cardboard is 11÷5m and 6÷5m respectively. A second cardboard has length and breadth 16÷5m and 12÷5m respectively. Both cardboards are divided in 10 equal small pieces. what is total area of cardboard if 5 cardboard pieces are taken from first cardboard and 3 other cardboard pieces are taken from second cardboard?

Answer 1

11÷5=2.5
6÷5=1.2
16÷5=3.2
5÷12=2.4×3=72 is the answer