Answer:
The dolphin will jump 18 times in 2hours.
Step-by-step explanation:
Find the jumps per hour: 54/6 = 9
^This means that the dolphin jumps 9 times in an hour.
9*2 (hours) = 18
The dolphin will jump 18 times in two hours.
280 because 70 times and number has a 0 in the ones place and 28 × 10 is 280. 280 is also a multiple of 42
Ooooooooooooooooop I don’t even know
65:160 because you add all the golf balls together (including blue) and get a total of 160 and then compaire that to 65