Astudy of elite distance runners found a mean body weight to be normally distributed with a mean of 63.1 kilograms, with a standard deviation of 4.8 kg, what minimum score would an applicant have to make in order to score in the top 10%

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

With finding limits of multi variable !

How can (square root of 25) ^2 be rewritten?