A customer purchased a total of 12 coats and sweaters. Each coat cost $20.00 and each sweater cost $13.50. The customer spent $207.50 all together. How many coats did the customer buy?

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.

Which statements about these triangles is true

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab