What is 0.04 as a standard form

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

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

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2