What happens when the radius of a cylinder is doubled

You need 1.3 g of calcium per day. You get 290 mg of calcium per glass of milk. If you drink 4 glasses of milk, how much more calcium do you need from other sources?

What does it mean if 6x = 6x as an answer to an equation

nathan has 4 brown teddy bears, 5 pink teddy bears and 3 red teddy bears in his shop. 2 teddy bears are drawn without replacement from the shop. what is the probability that both of the teddy bears are brown? explain/show work

2 = - 5x + (2y + 2x) in slope intercept form

If you have $14 and you spend $5 on baseball tickets, what fraction of your money did you spend?

Bills Renee wants to figure out how much it costs her per year for her phone service. Her monthly bill is $23.21. About how much does it cost for one year of service?

what type of study is the sales director conducting - a survey, an observational study, or and experiment?

If f (x) = - 3x-2, what is f (-5)

Why will the terms in sequence continue to alternate between even and odd

What is the sum of - 2 (5v-1) + 7v+4