Set up an equation to model the following word problem, It takes Grace 5 hours to the lawn and it takes her mom 3 hours. How long would it take if they mowed the lawn together?

In 2011 a country's federal receipts (money taken in) totaled $2.36trillion. In 2013, total federal receipts were $2.68 trillion.

To finance her community college education, Sarah takes out a loan for $4300. After a year Sarah decides to pay off the interest, which is 7 % of $4300. How much will she pay? Sarah will pay $ nothing.

A footbal pitch has a perimeter of 350 metres. a player jogs round the pitch 12 times. hw far does he run altogether in kilometeres

The path of a model rocket can be represented by the equation h (t) = - t2+15t+16, where h (t) is the height, in feet, of the rocket at any given time, t. what is the height of the model rocket after 3 seconds from launch?

Danny was was 184.56 pounds last week. He is on a special weight gain program with a trainer. What was his average daily gain?

Bryan played two baseball games last weekend. He got 7 hits in all. He had 3 hits in the first game. How many hits did he get in the second game?

True or false? it is possible to circumscribe a circle about the quadrilateral below.

A real estate agent sells a house for 87,000. She gets a commission of 6% on a sale. What is her commission

The function f (x) varies directly with x, and f (x) = 12 when x=8 which answer is the direct linear equation? a) f (x) = 8x b) f (x) = 12x c) f (x) = 2/3x d) f (x) = 3/2x

if I'm in a plane flying at 512 miles per hour and a plane flies below me in the opposite direction, will it appear to fly slow or fast