Boris has 2 1/2 times as much cash as Anna.
Charlie has 3/4 as much cash as Anna, Anna has $25.60 in cash.
a) How much cash do the three people have altogether?
b) How much more cash does Boris have than Charlie?
a) First I converted the fractions into decimals..
Then I multiplied the decimal numbers by the amount of Anna's cash (25.60)
After I added my answers with Anna's amount of cash.
b) For this question I just subtracted the amount of cash Charlie had by the amount of cash Boris had.