According to the United States Mint, the mass of 1 nickel is 5.000 g.

There are 15 nickles in 75 cents worth of nickels.
15 * 5.000 g = 75.000 g
Answer: 75.000 grams
1000/475
2.105263157894737 which is approximately 2.1
2.1 pounds of apples are used in each tart.
Answer:
18.5
Step-by-step explanation: