Question

A jar contains some marbles. 1/2 of the marbles are blue. 3 BLACK marbles are added to the jar. What fraction of marbles in the jar are BLUE NOW?
a. 1/2
b. less than 1/2
c. more than 1/2
d. cannot be said as the number of marbles in jar is not known

Answer 1

A is the answer

A jar contains some marbles.  1/2  of the marbles are blue.  3 BLACK marbles are added to the jar. What fraction of marbles in the jar are BLUE NOW?

1/2 because it has not changed they only added 3 black marbles which make 3 more marbles more the blue one stays they same