Paul is 32 years old In ten years time Paul's age will be the sum of his 3 sons What do his sons ages add up to now?

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Ihave trouble finding the nth term of a linear sequence

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 =