The temperature falls from 15 degrees to -10 degrees. What is the difference in these temperatures?

During each minute of a comedy show, carlin laughs 55 times. carlin watches 33 comedy shows every day, and each show is 40 minutes long. how many times does carlin laugh every day due to the comedy shows?

Megan and desmond each add the same amount of water to their aquarium megan makes 5 ml of chemical solution with every gallon of water for her aquarium desmond mixed 8 ml of chemical solution for every 2 gallon of the water for his aquarium.

Atennis racket at sport city costs $180 and is discounted 15%. the same model racket costs $200 at tennis world and is on sale for 20% off. which store is offering the better deal? explain: