Which equation can be used to answer the question below?
Ana marked 15% of the e-mails in her Inbox as Important. If she has 180 e-mails in her Inbox, how many did she mark as Important?
180n = 0.15
0.15n = 180
n=0.15180
n=0.15(180)
Answer: 440 grams for 1.54 is the better value
Explanation:
Take the price and divide by the number of grams
1.54 / 440 =0.0035 per gram
1.26 / 340 =0.003705882 per gram
0.0035 per gram < 0.003705882 per gram