A) 4.5
B) 15.66
C) 20.10
D) None of these
Correct Answer: D
Solution :
Let the number be X. According to question, we have \[\left( \text{X}-2.9 \right)\times 3+0.15\text{ = }10.5\] \[\Rightarrow \]\[3\times (X-2.9)=10.35\] \[\Rightarrow \]\[X-2.9=3.45\] \[\Rightarrow \]\[X=6.35\]You need to login to perform this action.
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