Answer:
455 red roses
Step-by-step explanation:
Given parameters:
Number of roses sold by florist = 715
Unknown:
Number of red roses she sold = ?
Solution:
From the problem statement, we know that;
7 out of every 11 roses were red.
Let us divide the roses sold into group of 11s;
In 715 we 65 groups of 11;
if;
7 out of every 11 roses were red;
In a group of 65, we will have 65 x 7 red roses = 455 red roses