Answer:
the probability of the student chose running is 26 ÷ 63
Explanation:
The computation of the probability of the student chose running is shown below:
= (Total students - football selected - tennis selected) ÷ (Total students)
= (63 - 20 - 17) ÷ 63
= 26 ÷ 63
Hence, the probability of the student chose running is 26 ÷ 63