Acircular railroad crossing sign has a diameter of 30 inches. which measurment is closest to the area of the sign in square inches which measurement is closest to the area of the sign in square inches

Answer

Explanation

The formula to determine the area of a circle is

Convert the diameter to radius

30/2 = 15

The radius is 15

Plug in the radius into the formula above

225 * = approximately

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