Suzie uses 1/2 to help compare 1/3 to 3/5 and to help in comparing 3/7 with 2/3.Explain how 1/2 helps determine which fraction is greater in each combination.

What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3

What is the distance between (–2 1/2,-3) and (1, –3)?

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?