Angela uses cup of strawberries to make of a liter of smoothie. what is the unit rate in cups of strawberries per liter of smoothie?
a.
cups per liter
b.
cups per liter
c.
cups per liter
d.
cups per liter

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g