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So,i have the answer to this question,but i have no clue how to work it out,ik im not that smart but anyways i need helppo

So,i have the answer to this question,but i have no clue how to work it out,ik im-example-1
User RRC
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1 Answer

6 votes

Answer:


1290 = (h)/(10) + (h)/(5) \\ 12900 = h + 2h \\ 3h = 12900 \\ h = 4300

User Prathan Thananart
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