karrriee8230 karrriee8230
  • 21-09-2018
  • Mathematics
contestada

If 25 percent of x is 80 what is 90 percent of x

Respuesta :

gmany
gmany gmany
  • 25-09-2018

Method 1:

[tex]\begin{array}{cccc}25\%&-&80&|:5\\5\%&-&16&|\cdot18\\90\%&-&288\end{array}\\\\Answer:\ 90\%\ of\ x\ is\ equal\ 288[/tex]

Method 2:

[tex]\begin{array}{ccc}25\%&-&80\\90\%&-&a\end{array}\ \ \ |\text{cross multiply}\\\\25a=90\cdot80\ \ \ |:25\\\\a=\dfrac{7200}{25}\\\\a=288\\\\Answer:\ 288[/tex]

Answer Link

Otras preguntas

In the female reproductive system, eggs are produced in the _____. All eggs are produced _____.
HELPPPPPPP!!! CAN YOU HELP!!!!! A LOT OF POINTSWHY does gravity cause erosion?NOT HOW BUT WHY
About how long does it take for the Sun to make one rotation on its axis?
Ashley is on the swim team. Each week she swims a total of 2000 meters. How many kilometers does she swim each week?
How are the principles of art used in creating works of art?
which is an example of a non aqueous solution gasoline fog mayonnaise fruit juice
A circle has a circumference of 12. It has an arc of length 11.
A circle has a sector with area 27pie and central angle of 120
How did philosophies of W. E. B Du Bois and Booker T. Washington differ?
What is the solution to the linear system of equations?​