Quarters (those dated 1964 and before) were made of an alloy of 90% silver and 10% copper.
It is made out of 90% silver and 10% copper.
All coins dated 1942 were struck IN 1942
A 1942 Washington quarter is common. If it has any wear, the value is just for the silver, about $3.50.
1942 is a very common date Washington quarter. Most are only valued for the silver, about $3.60 as of today.
$455.5
A 1942 Quarter, typically a Washington quarter, is made of 90% silver, giving it intrinsic value based on silver prices. If it has no back, it is likely damaged or altered, which significantly reduces its collectible value. Generally, a typical 1942 quarter in good condition might be worth around $5 to $10, but the lack of a back could decrease its worth to a few dollars, depending on the extent of the damage. For a precise valuation, consider consulting a coin expert or dealer.
More information is needed. Several countries issued 25¢ coins in 1942. Please look for questions like "What is the value of a 1942 US quarter?", "... Canadian quarter?", etc.
Most are only valued for the silver, about $6.00. 1942 is a common date.
ten thousand dollars
About $3.00 just for the silver
See the Related Question for values. Prices for 1942 quarters aren't dependent on the mint mark.
The first quarter was made by the Philadelphia Mint