Melodys mom pays her 5 for mowing the lawn. This is 1.25 more than her mom pays her sister for emptying the dishwasher. What does melodys mom pay her sister for emptying the dishwasher

Melody's mom pays her sister $5 - $1.25 = $<<5-1.25=3.75>>3.75 for emptying the dishwasher. Answer: \boxed{3.75}.