Question

A box has 100 blue balls, 50
red balls, 50 black balis. 25%
of blue balls and 50% of red
balls are taken away. Percent-
age of black balls at present is

Answer 1

Answer:

33.3

Step-by-step explanation:

100 blues-- 25% removed, left r= 75

50 red--- 50% removed, left r = 25

50 blacks

tootal balls are 150 so

percentage of black balls = 50/150*100= 33.3