At the mall on day 1 I spend 27 dollars on the next day I spend 55 dollars then on day three i spend 73 dollars. The next week i spent three times that much. How much did I spend in total

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.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Agraph of a trapezoid can have diagonals with slopes that are negative reciprocals and two pairs of adjacent sides that are congruent, true or false, and why