Aconstruction crew has just built a new road. they built the road at a rate of 7 kilometers per week. they built 8.75 kilometers of road. how many weeks did it take them?

What is the y-intercept of the graph of the equation y=3(2^x)

If i have 20$ and i gave 5$ away how much i got

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