the cost for a movie tickit is $7 the cost is reduced to $5 for groups of 10 or more how many people must be in a group for them to save a total of $30

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

If rt is greater than ba, which statement must be true ?