Question

Find the probability of a) Getting a white ball from a bag containing 3 black balls and 7 white balls.
b) Selecting a letter ‘H’ from the word ‘CHANCE’.
c) Getting a non-prime number when a die is thrown.
2 ]Ram sold two laptops at Rs 45,000 each. On one laptop he gained 20% and on the other he lost 10 %. Find his overall loss or gain percent.

Answer 1

Answer:

a)3/10 b) 1/6 c) 1/2

Step-by-step explanation:

a= number of white ball / totall balls

b= no. of outcomes/ total letters