Seudónimo Seudónimo
  • 04-09-2014
  • Mathematics
contestada

30% of a number is one-thirtieth of x, find the initial expression as a fraction of x

Respuesta :

luana
luana luana
  • 04-09-2014
[tex]30\%=\frac{1}{30}x\\\\0.3=\frac{1}{30}x\\\\\frac{3}{10}=\frac{1}{30}x\ \ \ \ \ |\cdot30\\\\x=9\\As\ a\ fraction\ \frac{9}{30}[/tex]
Answer Link

Otras preguntas

What is b and c in a quadratic equation if the equation is y=x2
Which one of the following substances would be the most soluble in ccl4?
When did the US finally enter World War I
What type of rock makes up the layers found in the grand canyon?.
The volume of a cone is 735 pi cubic millimeters and the height is 5 millimeters. What is the radius of the cone.
5. What is the value of p in the equation? p - 4 = -8 -2 -12 -4 - 32
Vienna bought a packet of 12 gift cards. She used 2 gift cards and her sister used 3 gift cards . What fraction of the gift cards did the two sisters use
2. What region of Africa is made up of mostly plains? a. Southern b. Northern c. Central d. Western Answer:
3l of ice cream is 10$ 4l of ice cream is 12% which is the better choice​
please help and ty if u do <33​