The two-way frequency table above shows data on grade level and method of traveling to school for the students at central high school. which of the following statements is true?
a) a 10th grade student is more likely to travel by bike than car
b) less than 1/2 of the 11th grade students travel by car
c) 11th grade students are more likely than 9th grade students to travel by bike
d) most students are in 11th grade