360 meters is the answer as 9 meter in 1st second ,27 meter in 2nd and 81 in 3rd it is in a series of geometric progression ...of 9,27,81 in which 9*3 =27,27*3=81 so next number will be 81*3=243 total distance moved in 4 seconds is 243+81+27+9=360 meters
Answer: I think the answer would be 4+2n=60.. might be wrong though
Step-by-step explanation:
The ? is 1.
7*(9*1)=63
Hope this helps!!
You subtract 11 from 19 and then the answer is 8