A) 50
B) 54
C) 72
D) 75
Correct Answer: A
Solution :
Corresponding angle on the expenditure on bricks, steel and cement \[=54+54+72={{180}^{o}}\] \[\because \] \[{{360}^{o}}\equiv 100%\] \[\therefore \] \[{{180}^{o}}\equiv \frac{100}{360}\times 180=50%\]You need to login to perform this action.
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