| |-8+4| - |3 -9|| can someone please help me with this

Use the rule of 72 to calculate how long it will take for your money to double if its earning 6% in interest. a. 12yrs b. 16yrs c. 36yrs d. 72yrs

C= 5 9 (f−32) the equation above shows how temperature f, measured in degrees fahrenheit, relates to a temperature c, measured in degrees celsius. based on the equation, which of the following must be true? a temperature increase of 1 degree fahrenheit is equivalent to a temperature increase of 5 9 degree celsius. a temperature increase of 1 degree celsius is equivalent to a temperature increase of 1.8 degrees fahrenheit. a temperature increase of 5 9 degree fahrenheit is equivalent to a temperature increase of 1 degree celsius. a) i only b) ii only c) iii only d) i and ii only

Which of the following statements is a correct description of the flow of water through the engine shown in figure a-12? a. water flows through the radiator hose to the water pump. the pump circulates the water through jacket passages around the cylinders, and then to the radiator. b. water flows from the fuel tank through the intake manifold to the water pump. the pump circulates the water through jacket passages around the cylinders, and then to the radiator. c. water flows from the reserve tank through the radiator hose to the water pump. the pump circulates the water around the radiator, and the water then returns to the reserve tank. d. water flows through the radiator hose to the water pump. the pump circulates the water through the thermostat, through the exhaust pipe, and then back to the radiator.