Suppose y varies directly as x and y = 21 when x=3 find x when y = 42

Last year, William made $620 babysitting. This year, he made 340% more money than he did last year. How much money did William make this year?

How do I subtract 89-6 2/3 and reduce to lowest terms

What is the recursive formula for the sequence 3, 12, 48, 192, 768 ... ? a1 = 3, an = (an - 1) (-4) a1 = 3, an = (an - 1) - 4 a1 = 3, an = (an - 1) (4) a1 = 3, an = (an - 1) + 4

Find the percent increase of $3.49 to $3.89 then round to the nearest percent

A cylinder has a volume of 136 cubic centimeters. What is the volume of a cone with the same height and the same diameter

A dog weighs 2 pounds more than a cat. 3 cats and 4 dogs together weigh 43 pounds. How much does a dog weigh? How much does a cat weigh?

Is y equals x to the third power + x equals - 3 then what does y equal

What is f and x in f (x) = 7

18 * 5 * 10 * 9 * 7

Home Depot wants to buy a new line of fertilizers. Manufacturer A offers a 21/13 chain discount. Manufacturer B offers a 26/8 chain discount. Both manufacturers have the same list price. What manufacturer should Home Depot buy from, show why?