What is the distance in miles between the longest distance and shortest distance run ?

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?

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1