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John was paid $10 for each door that he painted that did not need repainting by the painter. For each door that needed to be redone, he was fined $5. On a bad day, he painted 25 doors, but made a...

How many kilometers can a greyhound run in four minutes if it runs half as fast as a car going 60km/h? You use the Distance, Time, Speed method. So if the greyhound runs half as fast as a car (60km/h)...

Your supervisor wants the supply cabinet restocked with a total of 30 boxes of pens. The order should be 40% black ink, 30% red ink, and the remaining 30% blue ink. How many boxes of black ink pens...

math question

Robin Hartman earns $560 per week plus 3% of sales over $6,500. Robinâ€™s sales are $10,800. How much does Robin earn?

What is the perimeter?

What is ????

Spider laid her large plane web on a Cartesian co-ordinate system.She located 2 identical small speakers,at (X =-3m, Y=8m), (X=3m, Y=-8m).She drove both speakers with the same electrical signal,they...

Please help me it's due tomorrow!!!

The lengths of the sides of the triangles are 3t,2t+1 and t+4

50km/h to friend's house. Coming back home at 56km/h, drives extra 23km and 15 mins extra journey. How long is return journey?

Can Julia cut a triangular patch for a quilt that has side lengths of 1 1/2 inches, 2 inches, and 4 inches?

If your son has two apples, and his friend Hiteler has one, how many apples do they have together???

It is for my second grade German class.

On average, 1.5% of all volumetric flasks that are ordered by the hospital are damaged on arrival. The hospital had 30 damaged flasks in its latest shipment. If 1.5% of the shipment was damaged how...

Jack is 5 years older than Sarah. In 3 years, jack will be twice as old as sarah. How old are they now? what variable equation would u use to answer this?

Bob now receives $1200.00 per month in Social Security payments. He has received a 5% increase each year for the past two years. What was his monthly Social Security payment two years ago?

It is a multiplication problem

Stephen earns extra money babysitting he charges $31.25 for 5 hours and $50 for 8 hours

Write and solve a system of equations for the following situation.