Hey there!
2/3 + 1/2 + 5/12
= 7/6 + 5/12
≈ 1 1/6 + 5/12
= 19/12
≈ 1 7/12
Therefore, the CORRECT answer is:
19/12 or 1 7/12
EITHER OF THOSE SHOULD BE A VALID ANSWER BECAUSE THEY ARE EQUIVALENT TO EACH OTHER.
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)