Tom is 4 more than twice andrews age sara is 8 less than 5 times andrews age if tom and sara are twins how old is andrew

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.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?