I need help on this one

Comments (4) on “I need help on this one”

1. yo answer should be 6 if im not mistaken

   step-by-step explanation:

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2. fdvs

   step-by-step explanation: vsfdvsfvd

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3. 90

   Step-by-step explanation:

   you add 15 each time

   75+15=90

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4. 105

   Step-by-step explanation:

   sequence number x 3 = S1

   S1 x 5 = S2

   21 x 5 = 105

   Reply