Dolphin 1 dove 200 feet under water. Dolphin 2 dove 30% farther. After Dolphin 2 dove down, it ascended 25 1/2 feet and then descended 40 1/2 feet. How far under the water is Dolphin 2?

Answer 1

30% farther is 260 ft (200 * 1.30)

up 25.5 and down 40.5 is a net down of 15

260 + 15 = ?