1+2+3+3+5+7+5+ 8 + 11 +7 + 11 + 15 + 9 + 14+ 19 + ....60 terms is equal to:
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Answer:
180
Step-by-step explanation:
= 9 + 18 + 18 + 18 + 24 + 33 + 60
= 54 + 66 + 60
= 54 + 126
= 180
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