To make an international telephone​ call, you need the code for the country you are calling. The codes for country​ A, country​ B, and C are three consecutive integers whose sum is 99. Find the code for each country.

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?