Breeana Breeana
  • 04-02-2015
  • Mathematics
contestada

Thirty is 12% of what number ?

Respuesta :

naǫ
naǫ naǫ
  • 04-02-2015
30 is 12% of x.

[tex]12\% x=30 \\ \frac{12}{100}x=30 \\ \frac{3}{25}x=30 \\ x=30 \times \frac{25}{3} \\ x=10 \times 25 \\ x=250[/tex]

30 is 12% of 250.
Answer Link
VzDeath
VzDeath VzDeath
  • 04-02-2015
[tex]0.12x=30 \\ /0.12\ \ /0.12 \\ \boxed{x=250}[/tex]
Answer Link

Otras preguntas

which of the following describes a major difference between the american revolution and haitan revolution
Please help! Giving brainlist!
How to adjust temperature on electric water heater.
Answer with an algebraic equation too!! Four years from now the combined ages of a set of twins will be 50. How old are they now?
-7x + 13 > 41 what is the answer
Franklin has to plant a tree in a client’s backyard. he takes a shovel from his truck and digs the hole. if franklin has the habits of an organized person, when
What are some of the ways we can describe lines?
31. calculate the amount of energy released as heat by the freezing of 13.3 g of a liquid substance, given that the substance has a molar mass of 82.9 g/mol and
A line passes through the points (6, 8) and (4, 2). What is its equation in slope-intercept form? Write your answer using integers, proper fractions, and improp
a. Ella ________________________ a Rocío. b. Nosotros ____________________ jugar tenis. c. Tú _______________________ muy bien a Camilo y a Ramiro d. Alberto __