If you are asking if that is tall, yes it is very tall for a girl and it is sort of tall for a boy.
No, but it probably is a mistake.
10A 8 foot by 5 foot area would hold 24 four inch square tiles along the 8 foot side and 15 along the 5 foot side, so the total quantity of would be 360 four inch square tiles (24 x 15).
A 12 inch by 12 inch square is one square foot. That means it would take 15.
119.808 or about 120
165 square feet
There are 30 cm in a foot and 2.5 cm in an inch So 150 cm (5 foot) + 15 cm (6 inch)= 165 cm
For 15 Years boy average size is 5 Inch and 7 inch
15
8 x 12 x 2 = 192 wraps of a half inch rope around an eight foot pole.Each wrap requires 15 inches of rope.192 x 15 in = 2,880 inches / 12 inches per foot = 240 feet (give or take a little)
I just went to the tree store today and they quoted me $400 for a 15 foot shade tree with a 4 inch diameter trunk (at base).
one foot of 2-inch diameter aluminum rod = 22 / 6 = 3.66667 lbs 3.66667 x 15 feet = 55 lbs
The bullet is 22/100ths of an inch in diameter.