Question

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

Answer 1

Answer: 225

Explanation:

Answer 2

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