4(1/13) of 117 – 3(3/7) of 126 = ?

4(1/13) of 117 – 3(3/7) of 126 = ?

a)            57

b)            45

c)            63

d)            68

e)            73

Sol:

4(1/13) of 117 – 3(3/7) of 126 = ?

477 – 432 = ?

? = 45