Hal wants to buy a cake for his friend's birthday. When he went to the bakery, he found that price was marked down by 10%. If Hal pays $30, what was the original price? Help plzz

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?