Q. factorize by regrouping the expression
xy-2x+3y-6

There is not enough information on this sorry can you take a picture of it and put it on here

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.