Question

An integer is chosen between 40 and 80.what is the probability that is not divisible by 7?

Answer 1

Answer:

Step-by-step explanation:

Favourable outcome is 41 43 44 45 46 47 48 50 51 52 53 54 55 57 58 59 60 61 62 64 65 66 67 68 69 71 72 73 74 75 76 78

Probability = favourable outcome/ total outcome

Probability = 33/40

Probability will be in ratio that is 33: 40

Answer 2

Answer:

Step-by-step explanation:

The ans is 32/40