First the common denominator has to be 6. So to get to 6 you multiply the 2 by 3 and the numerator by 3 giving 3 over 6 then you multiply 3 times 2 to get to 6 so the following fraction is 2 over 6. So when u add the two together it gives you 5 6ths
First you need to know how much each guest will eat
The answer is C. 8
4/2 = 2
2+6 = 8
Let me know if you have any questions!
1 whole, 1 tenth, 10 ones = 12 tenths