For his report, Derek also collects data from a random sample of eighth graders in his school, and finds that 18 out 20 eighth graders have cell phones. If there are 310 eighth graders in his school, estimate the number of eighth graders who have cell phones

279

Step-by-step explanation:

if 18/20 have cell phones you set it up at fractions and cross multiply 310 times 18 then divide by 20 and you get your other fraction of 279/310

5.25 ounces

step-by-step explanation:

divided 3/4 and 6

hey there : ) your answer would be a.

step-by-step explanation: