If 752−742=75+x, then the value of x is equal to
74
75
76
77
The given expression is
752−742
752−742=75+74
[Difference of the squares of two consecutive natural numbers is their sum]
Comparing them with
752−742=75+x, we get
x=74
If 60% of A=45% of B and B=x% of A, then which of the following is x equal to?