Mathematics, 28.01.2020 16:48 tayjay95

An adult blinks about 450 times in 30 minutes. a 12 year old blinks 150 times in 15 minutes. how many more times does an adult blink in 60 minuets than a 12 year old

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An adult blinks about 450 times in 30 minutes. a 12 year old blinks 150 times in 15 minutes. how man...

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