Erica forgot how much she gets paid per hour, but she knows that when she babysits for 3.5 hours and is paid $28. How much does she make an hour? pls help.​

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar

What are the sotions to the quadratic equation 9x^2=4

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?