0.7778
56
It is: 56/72 = 7/9 by dividing 56 and 72 by their HCF
56+72=128
The L.C.M. of 72 and 56 is 504
128
8 7x8=56. 9x8=72
7/9 = 56/72 or 7/56 = 9/72
56/72 reduces to 7/9
% rate:= 56/72 * 100%= 0.7778 * 100%= 77.78%
0.125
56
30.24 divided by 0.42 = 72