WAEC - Mathematics (1999 - No. 35)
A survey shows that 28% of all the men in a village wear size 9 shoes. What is the probability that a man selected at random in the village wears size 9 shoes?
\(\frac{7}{25}\)
\(\frac{41}{50}\)
\(\frac{1}{2}\)
1
คำอธิบาย
P(man picked at random wears size 9 shoes) = \(\frac{28}{100}\)
= \(\frac{7}{25}\)