clay costs $5.60 per kilogram. The art teacher needs to buy 4.5 kilograms for the next project. How much will 4.5 kilograms of clay cost?
well first you have to multiply 45.60 to get the 4.0 kilograms
45.60=22.4
then divide 5.60/2 to get the .5 kilograms more she needs.
5.60/2=2.8
then just add 2.8+22.4 to get the whole 4.5
2.8+22.4=25.2
it cost $25.20 to get the whole 4.5 kilograms of clay.
first you need to multiply 4,5 and 5,60 and here goes the answer 25,2.just this.