Atest was marked out of 80. a boy scored 60% of the marks on the test. how many marks did he score?

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?

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?