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

If, 2=5 3=10 4=17 5=??
What is Neons group and periodic number?
If, 2=5 3=10 4=17 5=??
round this number 3.899 to the nearest hundredth
round this number 3.899 to the nearest hundredth
How are radioactive probes useful in DNA fingerprinting
Eleni is n years old. In thirteen years she will be twenty four years old-
Why is it necessary to use the same restriction enzyme to cut 2 pieces of DNA that are to be joined together?
round this number 3.899 to the nearest hundredth
Eleni is n years old. In thirteen years she will be twenty four years old-