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

3. What is the easiest way to create electron configurations?

I need help on m French assignment

Explain how the organisms in the food web might be affected if more sea otters were introduced into the area

4x-y=17, -2x+3y=-26 systems of equations by substitution

What influences did Japan receive from china how would these influences have reached the island nation?

Please answer and explain if you can 1. What factors can limit cell size? Answer:

(Solve Problems Involving Proportional Relationships)For every 6 inches of height, Lashacha has an arm span of about 6.17 inches. If Lashacha is 6 ft 6 in. tall

I need help with my frech homework!

Does the ball always change direction after being tapped? Explain.

Initially the price of natural gas is 10 per 1000 cubic feet