The number of hours in 80 minutes is 80\60. which of these statements is true?
select all that apply.
the number of hours in decimal form is 1.3.
the amount of time is a full hour and1\3 hour
the number of hours is a terminating decimal.
the number of hours is between 1 and 1.35
dividing 6 by 8 will give the correct decimal value.

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 =

Solve the system of equations y= 3/2 - 1, -x+ y =-3

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.