Afootball is kicked into the air from an initial height of 3 feet. the height, in feet, of the football above the ground is given by s(t)=-16t^2+35t+3.
where t is time in seconds and t> =0. which is closest to the time when the football will be 20ft above the ground? ?

a) 2.72 seconds
b) 0.73 seconds or 1.46 seconds
c) 0.53 seconds
d) 0.53 seconds or 2.72 seconds

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Based on the figures as marked, /\rqs = —

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.