Write an expression to represent:
The sum of ten and the quotient of a number xxx and 666.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4