Y varies inversely with x. When x = 3 then y = 5. Find the value of x when y

= 21

If a = b and 1/x + 1/a = 1/b then x =

Find the selling price and markup for an item that costs 792 and is marked up 42% of the selling price

The volumes of two cylindrical cans of the same shape vary directly as the cubes of their radii. If a can with a six-inch radius holds 1½ pints, how many gallons will a similar can with a 24-inch radius hold?

9 stores is 3% of x stores

Which is greater 6 hundred thousands, 47 tens or 60 ten thousands, 4 hundreds

The city zoo is shaped like a triangle. Two perpendicular sides of the zoo measure 2.8 miles and 3.1 miles. What is the area of the zoo?

333+456=? 4³+5²+9³=?

Bob and Nina make dog leashes. Bob can make 7 leashes in 2 hours and nina can make 4 leashes in 1 hour enter an equation that can be used to find the number of hours it takes bob and Nina to make 60 leashes

Kristi's cell phone company charges her a fixed monthly fee of $6.95 plus $0.07 per minute of service usage. If her bill last month was $18.15, how many minutes of cell service did Kristi use?

The airline you are using for the soccer trip needs an estimate of the total weight of the team's luggage. You determine that there will be 36 pieces of luggage and each piece will weight form 25 to 45 pounds.