Questions :
If A = 0.312, B = 0.415 and C = 0.309, then what is the value of (A + B + C) ?
Options :
- 1104
- 1097
- 1100
- 1043
correct answer: a)
A = 0.312 = 312/990 = 104/330
B = 0.415 = 415/990
C = 0.309 = 309/990
A + B + C = (312 + 415 + 309) / 990
= 1036 / 990
= 103 / 99 ≈ 1.04