ZoZeebo3929
ZoZeebo3929 ZoZeebo3929
  • 30-04-2015
  • Mathematics
Answered

Drew bought a chemistry book for $30. Later that book was marked down by 20%. By how much has that value been decreased? Btw please show work.



Answer :

bananakickihkim
bananakickihkim bananakickihkim
  • 30-04-2015
Solution:

[tex]30 - (30*0.80) = 30 - 24 = 6[/tex]

or you can do

[tex]30 * 0.20 = 6[/tex]
Answer Link
piyush piyush
  • 01-05-2015
30 over 100 times 20= 6
so it decreased by 6 dollar
Answer Link

Other Questions

How can you solve this equation ? 200/r+10= 200/r-1
Which person is known for his scorched earth, total war tactics? Lee Lincoln Seward Sherman Sumner
What is the distance between y=x-11 and y=x-7
During his election, _________ did not receive enough votes from the Electoral College.
Relate structure to function in two specialised eukaryotic cells
why did a system of roads help the romans develop economically and politically?
The Articles of Confederation reflected the principle of "limited government" because it gave more power to the federal government than to the states made the f
What were the strengths of the Declaration of Independence? What were some weaknesses?
S = vt + 16t^2, solve for v.
how to turn 25/30 in simplest form