Kim burns 85 calories per hour hiking. How many calories will Kim burn in h hours? Part 1: Write a function for how many calories Kim will burn depending on how man hours she hikes.
Part 2: Find a reasonable domain if she hikes 3 hours. D:
Part 3: Find a reasonable range if she hikes 3 hours. R:

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b