a repair technician charges $80 for the First thirty minutes of each house call plus $2 for each additional minute. the repair technician charged a total od $170 for a job how many minutes did the repair technican work

The amount of a radioactive material changes with time. The table below shows the amount of radioactive material f (t) left after time t: t (hours) 0 1 2 f (t) 180 90 45 Which exponential function best represents the relationship between f (t) and t?

What percent of 21 is 88.83

The annual snowfall in city A is 58.7 inches. This is 12.5 inches more than six times the snowfall in city B.

You are making a kite. The frame is to be made form two pieces of balsa wood, one measuring 64 inches and the other 38 inches. If you buy 1 square yard of material, will you have enough to piece together the covering for the kite? Explain

Kevin and Randy Muise have a jar containing 70 coins, all of which are either quarters or nickels. The total value of the coins in the jar is $7.50. How many of each type of coin do they have.

Name two quadrilaterals in which all the sides have an equal length

Suppose that the event of picking a face card from a standard deck of 52 cards is considered a success.

What is the gcf of 18 and 42?!

Are there any sequences that are both geometric and arithmetic? If so name it.

Use properties of limits and algebraic methods to find the limit, if it exists. (if the limit is infinite, enter '∞' or '-∞', as appropriate. if the limit does not otherwise exist, enter dne.) lim x→5 x2 - 25 x - 5