rodsavo rodsavo

03-05-2017
Mathematics

contestada

find the missing numbers 3,,,12,,21

Respuesta :

GHulamMUhammad GHulamMUhammad

03-05-2017

multiples of 3
3 6 9 12 15 18 21

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Аноним Аноним

03-05-2017

theres a differnece of 9 between 12 and 3 and also between 12 and 21

looks like an arithmetic series with common difference = 3

so the ful series is
3,6,9,12,15,18,21

Answer Link

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