Is time to learn a song discrete or continuous? And is it countable or uncountable?

Apple pie is removed from 350 degree oven. temperature of the pie t minutes after being removed id given by the function t(t)=72+268e-0.068t

Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.

If the diagram polygon abcd is a reflection across ef to make polygon a'b'c'd'.