Answer:
her brother is 15 years old
Step-by-step explanation:
let 'b' = her brother's age
Harriet is 3 years old but Harriet is also '1/3b - 2'
3 = 1/3b - 2
5 = 1/3b
b = 5(3) or 15
The answer to the statement provided is 46.
110kg
You multiply 100 by 0.1 (because this is 10% as a decimal number) and you get 10. Add 10 to 100
The final balance is $851.11.
The total compound interest is $251.11.