The skate park will be in the shape of a square. It will have an area of 10,000 square feet. A scale drawing of the skate park is shown. Choose the correct scale for the scale drawing. A. 1 unit = 5 feet
B. 1 unit = 10 feet
C. 1 unit = 15 feet
D. 1 unit = 20 feet

Ineed the answers for this one as well!

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Eric and shiloh each have a savings account. the ratio of eric’s account balance to shiloh’s account balance is 4: 3. together they have a total of $140 in their accounts. use the tape diagram below to you determine the balance of eric’s account.