How many ways can the letters in the word laughter be arranged if the g must be followed by the h?

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?