496-248= estimating to the nearest hundreds

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?

Abcd is a square. what is the measure of angle bac

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer