John spends 2/8 of his money on food, 1/5 of his money on fuel, and 2/10 of his money on clothes, estimate what fraction of his money john has left. explain

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.