PLEASE HELP Jack has 4 pies and 1 apple. Emma has 2 pies and 7 apples. How many apples do they have in total? What is the difference between Jacks pies and Emmas pies?

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.