Tyrone receives a discount of $8.40 on a hat that normally costs $28.00. What percent discount did he receive on the hat? Show your work. If work is not shown, you will not receive full credit. HINT: You may use a formula provided at the top of the quiz.​

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?

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Factor the expression using the gcf. the expression 21m−49n factored using the gcf