A cleaning person cleans your house and you pay her $65 every week for four weeks to clean your house. At the end of the 4 weeks, you decide to tip the cleaner 15% on the total amount you paid her. What is the total tip?

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?