Caroline has $2.55 in her purse and nickels and dimes. the number of nickels is nine less than three times the number of dimes. find the number of each type of coin.

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

The price of one share of a company’s stock declined $13.89 every day for 2.5 days what was the stocks total decline in price

If f(x)=-3x+2 and g(x)=-7x-2, which point represents f(x)=g(x)?