Answer:
9 ft
Step-by-step explanation:
let x be the required distance.

When you have something like this, to simplify the exponent you multiply them together, so the exponent is 1/3 x 1/5.
1/3 x 1/5 is 1/15, so the simplified expression is:
Hope this helps!
Answer:
3/4
Step-by-step explanation:

Maria got 21 correct.
Number wrong = Total - Number right
y = 25 - 21
y = 4
Maria got 4 wrong.
Hope this helps!