Maria needs 3.87 feet of string to use as a border for her poster. Maria finds two pieces of string one that is 2.5 feet long and another that is 1.75 feet long. How do you calculate the amount of string Maria will have leftover after making the border to her poster?

x = 4.25 - 3.87 x = 0.38 feet

Step-by-step explanation::Find out the how much string will Mellisa have left over .To proveLet us assume that the  string will Mellisa have left over be x .As givenMelissa needs 3.87 feet of string to use as a border for her poster.Melissa finds a piece of string that is 4.25 feet long.Than the equation is write in the form. Therefore the  string will Mellisa have left over be  0.38 feet .

why do wages differ across industries

step-by-step explanation :

micro economists are concerned with economics on an industry or individual firm basis.

macro economists are concerned with national and international level

(a) the volume of the cone is 20/3 in3

hence, option a is correct.