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21 jumps 1st day, 33 the 2nd day,and45 the 3rd day how many for 18th day​

2 Answers

2 votes

Answer: 225

Explanation:

User Maksym Dudyk
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4 votes

Answer:

225

Explanation:

so if the first day is 21 then the second day is 33 subtract that which is 12. 21 +12+12+12+12+12+12+12+12+12+12+12+12+12+12+12+12=225 the 18 day

User Ollegn
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