Yand x have a proportional relationship at a y equals 12 when x equals 5 what is the value of y when x equals 8

Asphere has a diameter of 10 in. what is the volume of the sphere?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.