180 is the speed of the motorboat. I don't know the speed of the current.
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120÷4=30
30×6=180
Answer:
I think 21
Step-by-step explanation:
there are 4 tens in a deck so probability of picking a ten is 4/52 reduced to 1/13
there are 13 clubs in a deck, probability for that is 13/52 reduced to 1/4
probability for both is 1/13 x 1/4 = 1/52