Richard Klein works as an auto mechanic and earns the following commission rates: 3.00 percent for oil changes, 5.00 percent for tune-ups, and 6.25 percent on auto parts sales. He is guaranteed a minimum salary of $2,450.00 per month. Last month he brought in $2,500.00 in oil changes, $4,500.00 in tune-ups, and sold $28,200.00 in parts. What is his gross pay for the month?

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

Ithink it would be 160 people