The diameter of the sun is about 1.4 x 10^6km. the diameter of the planet Neptune is about 50,000km. which expression best approximates the ratio of the diameter of the sun to the diameter of Neptune A - 3.6 x 10^2
B - 2.8 x 10^1
C - 2.8 x 10^2
D - 3.6 x 10^-2

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

What can you determine about the solutions of this system

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?