In how many ways can you write 3 letters on a tag using each of the letters a, b, c, d, and e without repetition?

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?

Subject: geometryneed with 6 and 7

In the figure, triangle aob and triangle boc form a linear pair ,find the measure of x