Mathematics

Jace Curtis

3 February, 14:07

Which situation can be represented by this inequality?

1.25x - 6.50 > 50

A. Stefan spends $6.50 on supplies for a lemonade stand and sells each cup of lemonade

for $1.25. What is x, the number of cups of lemonade Stefan must sell to earn a profit

of more than $50?

B. Stefan has a balance of $6,50 in his savings account and deposits $1.25 each week,

What is x, the number of weeks Stefan must deposit $1.25 in order to have a balance

of more than $50 in his savings account?

C. Stefan earns 1.25% interest on the balance in his checking account and has to pay a

monthly charge of $6.50. What is x, the balance that Stefan must have in his checking

account in order to have an ending balance greater than $50 after interest and fees?

D. Stefan charges $1.25 for gasoline plus $6.50 per hour for mowing lawns, What is x,

the number of hours he has to mow lawns to earn more than $50?