Question down belowww

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?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?