WAEC - Mathematics (2020 - No. 25)
Fati buys milk at ₦x per tin sells each at a profit of ₦y. If she sells 10 tins of milk, how much does she receives from the sales?
₦(xy + 10)
₦(x + 10y)
₦(10x + y)
₦10(x + y)
설명
Selling Price for each = ₦x + ₦y
= 10(₦x + ₦y)