If you put 145 divided by 8 the remainder on a calculator would come out as a decimal
Answer:
15 and 5 hours.
Step-by-step explanation:
Call x the time taken by the first chap, and y the second.

Let's divide by 5 and play with the LHS of the first equation a bit:
we know how much x+y is ( first equation!) let's solve.
At this point it's easy to check that 
Answer:
61 more pages.
Step-by-step explanation:
31 times 7
= 217
278 - 217
= 61
Hope this helps!
The answer is 7
1/7 of 49 is 7