In a post students attending a basketball game 90% of the students say that basketball is better than football is this biased or unbiased

1foot = 12 inches; 1 yard = 3 feet

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class