Mario ran 12 kilometers. One mile is approximately equal to 1.6 kilometers. How many miles did Mario run? (I'm new, I don't know why it says High School)

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?