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Mathematics 10 Online
OpenStudy (anonymous):

the given series has six terms. what is the sum of the terms of the series? 5 + 8 + 11 + ... + 20 a. 75 b. 64 c. 55 d. 44 please help:)

OpenStudy (anonymous):

6/2 (10 + (6-1)3)

OpenStudy (anonymous):

75

OpenStudy (anonymous):

thank youuu!!!:)

OpenStudy (anonymous):

no problems bonny miss

OpenStudy (anonymous):

i go with...say the largest number because most of the terms are >10 and so they'll sum up to give larger number ;)

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