Give me a fraction that equals 80% the starts with 3/x

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

How much is $1200 worth at the end of1 year, if the interest rate is 5.5% is compounded quarterly.