contestada

Joanna is reading a storybook. The
ratio of the number of pages she read
to the pages that remain to be read is
7:3. If the book contains 500 pages in
all, how many pages did Joanna read?

Respuesta :

jeevanb312

Answer:

350

Step-by-step explanation:

Let 7:3 be 7x and 3x respectively. Given,

7x + 3x = 500

10x = 500

x = 50

:. 7x = 7 × 50 = 350

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