Melba rode her bike 7/8 mike in 1/4 hour. what is the u it rate in mikes per hour?

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

8.74 rounded to the nearest whole number

Jubal wrote the four equations below. he examined them, without solving them, to determine which equation has no solution. which of jubal’s equations has no solution hurry