Which of the following functions is graphed below?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Which of the following graphs could represent a quartic function?

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second