Eli takes a typing test and types all 300 words in 1/10 hour. he takes the test a second time and types the words in 1/12 hour was he faster or slower on the second attempt? explain.

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

Can someone me out here number 4 plz

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer