Step-by-step explanation:
solved in the picture....
Total number of hours=18 hrs
Number of engineers=3
So divide number of hours by number of engineers.
18/3=6 hours
Answer: Option A 6
To find the intersection<span> of these </span>two sets<span>, we need to find out what elements they have in common. The numbers 3, 4, 5 are elements of both </span>sets, therefore theintersections<span> of A and B is {3. 4. 5].</span>
<span><span>8x</span>+<span>10y</span></span>=<span>9
Hope this helps.</span>