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

300

Step-by-step explanation:

An adult blinks

450 in 30 minutes

900 in 60 minutes (multiply 2 on both sidds)

A 12-year-old blinks

150 times in 15 minutes

600 times in 60 minutes (multiply 4 on both sides)

Difference:

900 - 600 = 300.

An adult blinks 300 more times.

yes

step-by-step explanation:

step-by-step explanation:

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