There is a pole in a lake.54 feet of the pole is in mud below the water, 1/2 of it is covered by water, and 36 feet are out of the water.
part a
if 20% of the pole is out of the water, what is the length of the pole
part b
what percent of the pole is in the mud below the water? explain.

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

What’s the answer ? use the picture to see the problem

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236