Answer is 3.
3,6
3,6,9,12,15,18,21,24,27
3,6,9,12,15,18,21,24,27,30
The answer is B because you must multiply 135 by 9 to get the answer of the tree
29.87 should be it hopefully
Since 7 yd is 21 ft you will have to
add 15 ft to 21 ft (36 ft)
and then divide by two
your answer is 18 ft