ANSWER ALL OF THESE RIGHT AND YOU GET 60 POINTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Find the following sums and differences. Show your work.
a. 4 gal 2 qt + 5 gal 3 qt = ? gal ? qt
b. 6 ft 2 in − 9 inches = ? ft ?in
c. 3 min 34 sec + 7 min 46 sec = ? min ? sec
d. 24 lb 9 oz − 3 lb 11 oz = ? lb ? oz