What is the value of the expression (81 1/4) to the power of 4

The table above shows approximate conversions from gallons to liters. what is the value of x?

Somone me i want to know what 18 hours out of 24 hours in a fraction

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers