Jack needs a piece of wood 13/16 inch long for some detail work on a project. which of the following lengths of wood would meet his requirements?
1/2 inch 7/8 inch 3/4 inch 27/32 inch 5/8 inch? ?

7/8 inch

Step-by-step explanation:

13/16 inch = 0.8125 inch

1/2 inch = 0.5 inch

7/8 inch = 0.875 inch

3/4 inch = 0.75 inch

5/8 inch = 0.625 inch

7/8 inch is the only length that provides more than the length needed. Any of the other options would not have had enough wood.

4/6 = 2/3

so it should take 3/3 hours per man. so 9 hours is the answer 3*3 =9

step-by-step explanation: