Question

Out of 100 students in a certain class. 70 students like mathematics 40
students like science and 15 students like both mathematics and science.
A student selected at random. Find the probability that the student like
mathematics or science.​

Answer 1

Answer:

Step-by-step explanation:

Sample space= 70+40+15=125

Favorable outcomes= 70+40=110

Therefore, Probability of liking either= 110/125= 22/25

Answer 2

Answer:

95

Step-by-step explanation:

M=70 , S=40 , M and S=15 , M or S = M + S - (M and S) =>70+40-15=>95