$10d ≥ $800 Your answer is D
[they get $10 per donation(d), and they need at least $800 (that is the minimum, so they can raise more than $800).]
I’m not sure what you want to find but if it’s for the answer for a in it’s exact form your answer will be 163/35 Hope this helps!
Is three points that divide sorted data set<span> into four equal groups (by count of numbers), each representing a fourth of the distributed sampled population. There are three </span>quartiles..
<span>Hope That Helped =D</span>