A worker is paid Rs. 200 for 8 days work. If he works for 20 days, how much will he get ?
Labour for 8 days work Rs. 200
Let x be the labour for 20 days work, then
Days work820Labour (in Rs.)200x
∴ 8200=20x(constant)⇒8×x=200×20⇒x=20×2008=500
∴ Labour = Rs. 500