Which equation can be used to find 42 x 51? (4 x 5) + (2x1) = 20 + 2
(4 x 5) +(4 x 1) + (2 X 5) + (2x1) = 20 +4 +10 + 2
(40 x 50) + (40 x 1) + (2 X 50) + (2 X 1) = 2,000 + 40 + 100 + 2
(40 x 50) + 2x1) = 2,000 + 2
Done-

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students