A sum of money is divided among Khairul, Michael and Ethan in the ratio 6:4:5.After Khairul gives $300 to Michael and $ 15 to Ethan, the ratio becomes 7:6:7. Find the amount of money khairul had initially.

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step-by-step explanation:

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

translate k to n and reflect across the line containing jk.