A typical smartphone contains 0.0012 grams of gold and weighs 3.951 ounces (avdp). 1. There are 16.00 ounces in 1 avoirdupois pound and 2,000 pounds in 1 short ton (avoirdupois ton). How many...

Extracted text: A typical smartphone contains 0.0012 grams of gold and weighs 3.951 ounces (avdp). 1. There are 16.00 ounces in 1 avoirdupois pound and 2,000 pounds in 1 short ton (avoirdupois ton). How many smartphones are there in 1 short ton? Show your work. 2. Based on your work above and the fact that there are about 0.0012 grams of gold in a typical smartphone, how many grams of gold are there in 1 short ton of smartphones? Show your work. 3. There are 31.1 grams in 1 troy ounce. How many troy ounces of gold are there in 1 short ton of smartphones? Show your work. 4. Based on the New York spot gold price in USD per troy ounce that you determined above (part A1), what is the current value of the gold in 1 short ton of smartphones?