Question

The probability of selecting a red ball at random from a jar that contains only red, blue and orange balls is 1/4. The probability of selecting a blue ball at random from the same jar is 1/3. If the jar contains 10 orange balls, find the total number of balls in the jar.

Answer 1

total balls will be=x
red+ blue +orange =x
x/4 +x/3+10 =x
solve it u will get;
5x=120 ans will be x=24

Answer 2

there are 24 balls in jar