Answer:
7/10 or 0.7
The probability of Sara NOT picking an orange is 7/10
Explanation:
Given that the basket of fruit contains;
10 lemons,
1 pear,
6 oranges, and
3 apples
Total number of fruits N = 20
The probability of not picking orange P(O');
P(O') = 1 - P(O) ........1
P(O) = probability of picking orange
P(O) = number of orange/total number of fruits
P(O) = 6/20
Applying equation 1;
P(O') = 1 - 6/20
P(O') = 14/20 = 7/10
P(O') = 7/10 or 0.7