Please help with this!

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?