## Math question involving mass, density, volume, and displacement?

Canadian 10¢ and 25¢ coins are made of pure nickel which has a density of 8.902 g/cm3. Suppose each dime weighs 2.00 g and each quarter weighs 5.00 g. A small collection of dimes and quarters are submerged in 10.00 mL of water in a graduated cylinder causing the water level to rise to the 15.95 mL mark. What is the combined monetary value (in Can\$) of those coins?… Continue reading

## Is there any coin collectors out there…..?

that know of any online websites that specializes in sales of Canadian coins, specifically, 2000-present cents and quarters in AU and/or MS quality coins? If so, would you leave the site address as part of your reply? Thanks.… Continue reading

## What is a good website to find info….?

about ALL of the minted Canadian coins minted, especially 2006-present? Past sites I’ve been on get very vague about what coins have been minted. For example, there were 18 different quarters minted in 2008 and 13 in 2009, but I only have 3 for 2010. This is my problem with all Canadian coin types. Can someone suggest a good website to get this info? Thanks!… Continue reading