Question

if 112men can build a tunnel in72 days how many more men r required to complt the work in 48days

Answer 1

let x more man needed

112×72 =( 112+x)48

(112×72)/48 = 112+x

56×3 =112+x

x = 168 -112 = 56 men


Hope it will help you

Answer 2

HEY DEAR ... ✌

____________________________


112*72/48 = 168 men
verification
112*72 = 168*48
8064 = 8064
LHS = RHS
168 MEN CAN FINISH WORK IN 48DAYS

HOPE , IT HELPS ... ✌