A cone has a volume of 60 cubic feet. If the radius is 2 feet,'what is the height of the cone? 10ft
15ft
45ft
90ft

Someone please helppp

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.