If muffins cost 5.24 how much would 5 muffins cost

What are the domain and range of the functiony = 2(x - 3)2 + 4?

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15