Laura ordered a set of blue and black pencils. she received 80 pencils, and 21% of them were black. about how many black pencils did laura receive?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?