Plz help me with this question

Which of these choices show a pair of equivalent expressions?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?