Answer:
28 or 29 minutes u choose
Explanation:
16 x 9 = 144 for 27 minutes
16 x 10= 160 for 30 minutes
I'd go with 28
28 or 29 minutes
multiply 150 and 3 then divide by 16 which gives you 28.12 but I guess you can round it to 28 or 29
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