Question

A particular beach is eroding at a rate of 4 centimeters per year. A realtor converts this rate to millimeters per day. Which expression, when evaluated, results in the correct units and numerical value?

Answer 1

first convert 4 cms to mms by multiplying by 10
then divide this by number of days in a year (365)

so R = 10*4 / 365

= 0.109589 mm / day

Answer 2

The answer is A

Just did it on Edge!!