Write a ratio equivalent to 17/51

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?