need to know how you get the answer to this?Your eyes blink about 200 times in 10 minutes.About how many times do you blink in 4min,3min,2min,1min?
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200 times in 10 minutes is 200/10=20 times in 1 minute. So in 4 mins it’s 4×20=80 times; 3 mins 3×20=60 times; 2 mins 2×20=40 times, 1 min 20 times.

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