Question

there are 15000 grains of sand in 1 cubic  centimeter of sand

i estimate there is 7 time 10 to seventeeth cubic centermeters of beach sand how would you detremine how many grains of beach sand there are

Answer 1

graens=15,000*7*10^17

=1.5*10^4 * 7*10^17

=10.5*10^21

=1.05*10^22

=1.05e22