One faucet fills up a bathtub in 15 minutes while the second fills it up in 10 minutes. If both faucets are turned on, what fraction of the bathtub will be filled ...

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in 5 minutes?

Explain!

Sari estimated the quotient of 120.78 : 9.9 to be 12. She said that her estimate is slightly greater than the actual answer. Is she correct? Is her estimate reasonable? Explain.

Is 4.8973 rational or irrational

1-jamie has 875 building pieces in all. he gives his castle set to a friend. jamie then buys the helicopter set.

You work in a local department store that is having an annual 'White Sale' with 1 4 off all sheets and towels. What is this price reduction as a percent?

Devon purchased tickets to an air show for 9 adults and 2 children. the total cost was $206. the cost of a childs ticket was $7 less than the cost of an adults ticket. find the price of an adults ticket and a childs ticket.

What is the following sum? √x^2y^3 + 2√x^3y4 + xy√u

Xy + 11x + 3y + 33 factor by grouping

Is 14/50 closer to 9/11 or 10/11

In a round-robin tournament with n teams, the number of games that must be played is (n^2-n) / 2. How many teams are in a round-robin tournament in which 55 games are played?

A block of wood is 7 inches long, 2 inches wide, and 3 inches high. What is the volume of this block of wood? 14 in3 42 in3 49 in3 147 in3