(1/6) / (1/4) = x / 1....1/6 acre to 1/4 hr = x acres to 1 hr
cross multiply because this is a proportion
(1/4)(x) = (1/6)(1)
1/4x = 1/6
x = 1/6 * 4/1
x = 4/6 which reduces to 2/3....so she can mow 2/3 of an acre in 1 hr <=
D. Three less than five times the quantity of a number plus two.
<span>10x2y(2x + 3y)
Each term has 10 in it. Plus each term has at least 2 x's and 1y. The parenthesis are what's left over. </span>