Amy had 19 cookies her friend Sophie baked 67 more cookies. But then Mia baked 123 cookies. Then they gave 67 cookies left. How much cookies do they have now? Do all steps. Show your work. PLSSS HELP MY BFF SHE HAS A TEST TMM AND NEEDS ALL THE HELP SHE CAN GET

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left