Question

A bag contains red, green, blue, yellow and white balls. There are 10 of each colour, numbered 1 to 10. The balls are placed in a drum. One is drawn out. what is the probability that it is a 7. What is the probability it is a blue 7

Answer 1

the probability of the blue coloured 7 Number the answer is 3 / 10

Answer 2

Answer:

Step-by-step explanation:

total no of red ball=10

total no of green ball=l0

total no of white ball=l0

total no of yellow ball=l0

total no of ball=40

total no 7=4

then p of 7=7/40

total no of 7 in blue=1

then p of blue 7=1/10