100 US tons is 2,916,670 troy ounces.
3527396194958 Ounces in 100 mega tons : )
One troy ounce is equivalent to 0.0685714 pounds. Therefore, 100 troy ounces would be equal to 6.85714 pounds.
There are 12 Troy ounces in a Troy pound, so 100 Troy ounces is 8 1/3 Troy pounds. A Standard (Avoirdupois) pound is equal to 0.8229 of a Troy pound, so your 100 troy ounces comes out to 6.857 Standard pounds. See the related links for a conversoin calculator.
Exactly 82g of anything is about 2.9 ounces
There are 20 pennyweights to a troy ounce, so there are 100 pennyweights in 5 troy ounces. Note that troy ounces are heavier than normal avoirdupois ounces.
One troy ounce = 0.0685714286 pounds
100 grams of gold = about 3.22 troy ounces.
2.83495kg or.. 3.11035kg (in a Troy Ounce)
100 silver U.S. dimes make up 7.23 troy ounces of silver.
In 1945, the price of gold was approximately $35 per ounce. Since there are 32,150.7 ounces in a ton, 100 tons of gold would equate to about 3,215,070 ounces. This means 100 tons of gold would be worth around $112,527,450 in 1945.
I think you mean 1000 gram ingots, not grains. That would be 100,000 grams of silver, or 3,215.07 troy ounces (oz t) in silver mass. Silver, gold and precious metals are always weighed in Troy ounces, which are different from the ordinary ounce.
From Wikipedia: "...There are 32.1507466 troy oz in 1 kg.". That would be about 32,000 troy ounces in a ton. You can get the current gold prices with a Google Search; according to www.goldprice.org, gold seems to be worth about 1200 US$ per troy ounce, at the time of this writing, but you better check the current prices, since the prices change a lot. Assuming a price of 1200 US-dollars per troy ounce - and remember, prices tend to change! - you multiply (number of tonnes) x (troy ounces in a ton) x (price per troy ounce) = 100 x 32,000 x 1200.