Which problem can be solved by multiplying 8x4 A: Gina has 8 balloons. she gives four away for many does she have?
B:there are 8 dogs and 4 cats how many dogs and cats are there in all?
C:Matt has 8 coins. he puts them in 4 equal piles. how many coins are in each pile
D: there are 8 cars. Each car has 4 tires. how many are there in all?

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?