In a bag of 50 marbles, 15 marbles are green or red. What percentage of marbles are green or red?

Enter the missing values in the boxes to complete the ratio table.
Part Whole 50

Part Whole 100

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

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.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?