The two-way relative frequency table shows the relative frequencies of 9- and 10-year-olds who prefer superhero a or superhero b. what percent of 9-year-olds prefer superhero a? enter your answer in the box superhero a superhero b 9-year-olds 0.375 0.625 10-year-olds 0.667 0.333

37.5% of 9 year olds prefer Superhero A

Step-by-step explanation:

Lets initially understand the two-way relative frequency table.

                  Superhero A Superhero B

9-year-olds 0.375            0.625

This means that 37.5% of 9 year olds prefer Superhero A and 62.5% of 9 year olds prefer Superhero B.

                     Superhero A Superhero B

10-year-olds 0.667         0.333

This means that 66.7% of 10 year olds prefer Superhero A and 33.3% of 10 year old prefer Superhero B.

What percent of 9-year-olds prefer Superhero A?

37.5% of 9 year olds prefer Superhero A

c

step-by-step explanation:

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.