FINANCE

calculate the number of years it would take for a machine valued at $11 000 to drop below $7000 in value if the rate of depreciation is 14% p. a.

Pls show full working out ty :)

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row