The answer is D. Because, for every 50 emails dent he received 30 back in response. So, let 5 represent the emails he sent and let 3 represent the emails received... so your answer should be D: 5:3.
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Answer:
21
Step-by-step explanation:
(9x2 + 6x – 7) + (-9x - 5) = 21
6E1 divided by 2E-1 equals 300
Answer:
ugh wdym like 10 20 ,30 40 and so on ....