fill in the missing number in this newspaper report: houses cost 150.000 a year ago.they now cost is ?. this is a 25% increase w
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Answer:
Step-by-step explanation:
Notice that we are in the presence of an arithmetic sequence (there is a common difference of 6 between a term and the next). So thisis an arithmetic sequence with first term . and common difference "<em>d</em>" = 6.
Recall now the formula for the nth term () of an arithmetic sequence:
Then, using our values in the formula, we get: