Three whole numbers are each rounded to the nearest 10. The sum of the three rounded numbers is 80. What is the maximum possible sum of the original three numbers?

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

55% are girls and 45% are boys : ) hope this

step-by-step explanation:

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative

1/4 is the answer if i recall correctly.