£28 call out charge +£16 for each half hour he spends on the repair .
what will the total cost be for a repair which takes one and half hours

What is the definition of exponential decay?

The experience c-0.25c can be used to find the cost of an item on sale for 25% off which expression beloit equivalent to c-0.25c

Landon drove 103.5 miles on tuesday 320.75 miles on wednesday and 186.30 miles on thursday for work his company pays 0.07 $ for each mile he drives he expects to be paid more than $40,000 is he correct explain