Answer:
d.5/6
Step-by-step explanation:
2/3÷4/5
2/3×5/4
5/6
1. simplify 42/60 to 7/10 (42/60 divided by 2 is 21/30, 21/30 divided by 3 is 7/10)
2. if 10 x 10 = 100 than 7 x 10 = 70 so that would make it 70/100 which is 70%
so 70% is the answer
Hope this helps ;)
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7/8 boats per day will make it
