56×96 is closest to which value

Me. i can't figure out this question. give an explanation too. .

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form