Apiece of string is 325 centimeters long. you need the string to be 1.1/4meters long. how many centimeters should you cut off?

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Ineed if you could explain and give me the answer you! this needs done

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?