Answer:
Factors of 18 are 1, 2, 3, 6, 9, 18
The answer to this problem is answer b which is 7-10
I think this story is describing a right triangle with one leg 28, hypotenuse 81 - 28 = 53 and we're asked for the other leg,
√(53² - 28²) = 45
Answer: 45 feet
Hi
if he has 24 point he scored 24/ 6 = 4 times
As he score points every 11 ennemies,
He had : 4*11= 44 ennemies.