Find y when x=9 if y varies directly as x, and y=245 when x=7

Four friends go out to dinner and decide to split the bill evenly. Each friend orders a soda for $2.00, an entree for $12.99 and they all four share a desert for $7.99. How much is the total bill? How much does each friend owe?

5.4% of what number is 16.2?

Whats 2+2, first person that is creative with it will get big brain thing.

The formula d = rt is used to calculate the distance an object travels over a period of tine, t, at a constant rate, r. based on this formula, what is the rate, r, in terms of d and t?

Larry rolls 2 fair dice and adds the results from each. Work out the probability of getting a total less than 8.

State whether the data are best described as a population or a sample. To estimate size of trout in a lake, an angler records the weight of 11 trout he catches over a weekend.

A recipe calls for 2 1/2 cups of flour to make 2 dozen cookies. How many cups of flour would be required to bake 15 dozen cookies?

If the sum of the interior angles of a regular n-gon is 900 degrees, then n=what?

After putting 5 gallons of gas into your car, the tank was full. If the tank holds 13 gallons, how much gas was in it before you filled it up?

Amber has 500 shopkins and she gives 150 to her cousin Zairis. How many does Amber have Now.