Answer:
10 oz.
Explanation:
We need to subtract the roast beef quantity from the corned beef quantity:
2 pounds 5 ounces - 1 pound 11 ounces
Think: 1 pound = 16 ounces, so
2 pounds 5 ounces = 2 x 16 ounces + 5 ounces = 32 ounces + 5 ounces = 37 ounces
1 pounds 11 ounces = 1 x 16 ounces + 11 ounces = 16 ounces + 11 ounces = 27 ounces
37 ounces - 27 ounces = 10 ounces
Hope this helps you!