Last week a sales representative earned a salary of $412.56 and a commission of 72.48 how much did the earn in all?

Step-by-step explanation:

He earned 485.04. You have to add. Hence the words in all

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.