Find the perimeter of the following composite shape correct to 2 decimal places.

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 value of x in the following equation? -3x-2=2x+8

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu