jeniscool
jeniscool jeniscool
  • 02-02-2018
  • Mathematics
contestada

How would you do this??

How would you do this class=

Respuesta :

Americ
Americ Americ
  • 02-02-2018
x= total number of problems

This is a proportion problem.  80% is to 100% as 32 problems is to x problems.

80/100=32/x
Cross multiply
(80*x)=(100*32)
80x=3200
Divide both sides by 80
x=40

There were 40 questions on the test.

Hope this helps!  :)
Answer Link

Otras preguntas

HELPPPPP fasttttt Do you think an object can travel faster than the speed of sound? Explain your thinking.
Please briefly explain your understanding of Enlightenment philosophy and tie it to actual examples of Neoclassical art and/or architecture.
What was used by Federalists to help ratify the Constitution? A. Pamphlets by Thomas Paine B. Speech by Washington that the House of Representatives was too sma
Cell address $A$4 in a formula means it is a ___________. *A. All of the aboveB. Mixed cell referenceC. Relative cell referenceD.Absolute cell reference​
Drag and drop each number to its correct position on the number line. i forgot the number line, so sorry
Find x and y. Please help!!
Give 2 to 3 examples of how the United States government's policies with Native American groups did not grant those groups rights equal to American citizens. Wh
If you keep heating a liquid, what happens to the energy of the particles in the liquid?​
Is there a systemic racial bias that is associated with Climate Change?
Who was Edla Willmansson​