Priscila is preparing an experiment for chemistry lab. She needs to add 4.5 grams of chemical A to 5.45 grams of chemical B. What is the mass of the combined substance?

Multiplying fractions by whole number 5 x 1/3=?

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?

The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.