Answer:
Please elaborate
Step-by-step explanation:
You didn't give enough detail
Let n be unknown number, then 1/5 of this number is 1/5n. When you add these two numbers, you get

You know that this sum is equal to 24, so

1. Multiply this equation by 5:

2. Solve it:

Answer: n=20, correct choice is B.
Answer:
298.788
Step-by-step explanation:
110+49.99+89 = 248.99
248.99 + 20%
= 298.788