The sweater cost is on sale. The sweater on sale cost $58.
The sweater was only 70% of the original cost. What was the
original cost of the sweater?

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

What is the multiplicative rate of change of the exponential function shown on the graph?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?