2 ms·NP Complete 3rd Grade Math Problems2 points by vikrum 3y agodavid927 3y ago3 Dolls (8.25 @ 2.75 each) 4 Tanks (25.80 @ 6.45 each) 1 Boat (8.04) 1 Whistle (0.98) 1 Pinwheel (0.87)