04-06-2015
Mathematics

contestada

Julie has 12 postcards from London. This is 30% of her collection. How many postcards does she have in her collection?

Respuesta :

04-06-2015

=> 30% means 0.30
=> "of"means "times"

So you can write (0.30) times (collection) = 12

Divide each side by 0.30 : Collection = (12) / (0.3) = 40

Answer Link

Otras preguntas

Write the word form and tell the value of the underlined digit. 9,000,009 the first 9 is underlined

Ramon has a rope that is 25 1/2 feet long. He wants to cut it into 6 pieces that are equal in length. How long will each piece be?

Hi how do you write the number 31 in Italian? Thanks need this answer tonight plz homework is due tomorrow

How to translate equation into a sentence. 7(p+23)=102

53°c below zero is what

Choose the correct function/equation for the following description. A linear function whose graph has y-intercept 6.

Tell whether the set is closed under the operation indicated.If not closed, provide a counterexample.1.) integers under addition 2.)

Kelly and 23 friends go roller skating.They pay a total of 186 dollars. About how much does it cost for one person to skate?

Sketch the graph of each function. Y

What is the prefix for discrete English