1. 

If 35 + 125 = 17.88, then what will be the value of 80 + 65 ?

A. 13.41
B. 20.46
C. 21.66
D. 22.35

Answer: Option D

Explanation:

35 + 125 = 17.88

35 + 25 x 5 = 17.88

35 + 55 = 17.88

85 = 17.88

5 = 2.235

80 + 65 = 16 x 5 + 65

   = 45 + 65

   = 105 = (10 x 2.235) = 22.35