How many times must he see 9 in order to cover all 72 of them ? 72/9 = 8 . He has to see 9 patients 8 times, so he has to work 3 hours 8 times. 3x8=24 hours.
If they made this trade, it would make sense that Mark would also have to give Ella $200. This is because the difference in value is that amount in the favor of Ella. You can see that by subtracting the two values from each other.
$1000 - $800 = $200
The annual interest would be $24 since 120=5 years, 120 divided by 5 equals 24
Answer:
any of the numerals from 0 to 9, especially when forming part of a number.
