IBM Company Numerical Ability Profit and Loss

For a party 240 guests were invited. Contractor have gained 12.5% profit. But 30 guests were absent. He charged the same amount for a meal and lost 100 rupees. How much a meal costs.

Read Solution (Total 2)

let cost be x and charge for each meal be y
210y=x-100 .............1)
240y=1.125x..............2)
by solving we get y=30
9 years agoHelpfull: Yes(7) No(1)