What is the following difference ?

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

How many $20 bills do you need to have to make $280

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error