It is estimated that there are 10^20 grains of sand on a beach in florida in april. the beach is heavily eroded by tourists over the peak summer holiday season. approximately one hundredth of the beach is removed as a result of this erosion. how many grains of sand are removed from the beach?

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

answer: 177/8

step-by-step explanation: