An adult blinks 450 ti mes 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 than a 12 years old

An adult blinks 900 times in 30 minutes, and a 12 year-old blinks 600 times in thirty minutes. 900-600=300. Your answer is 300.

the correct answer is d

hope this

the total estimated nappy use.=10,500,000

step-by-step explanation:

given that on an average the average baby uses 3528 napkins.

in a particular year 2014, the number of births were 299697 in new south wales.

rounding off the number of births to the nearest hundred thousand we have

no of birtsh = 300000

also rounding off the average usage to nearst thousand we get

average use of a baby = 3500

hence total number of nappy estimated to be used = 3500x300000

= 10,500,000

answer is 10,500,000 nappies