6. (22-3y+5z)x (4xyz) = ?
7. (3a- +5ab)x (2a+ab) = ?
8. (x+m) (x-m) (+m) = ?

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.

1/6 of a chance i would believe