10th grade level LT1

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers