Megan claims that her horse can do simple addition problems. she showed her horse eight different cards with simple addition problems, and the horse was able to tap his foot to indicate whether the answer was correct or incorrect. the horse correctly identified all eight cards. rob didn't believe megan's horse could do addition, so he set up a trial to test whether the horse was just guessing. he flipped eight coins to see how many would land tails up. he did this 53 times, and the results are shown in the dot plot below: based on these results, can megan's horse add? a)no, the chances of getting eight correct by guessing are very low b)yes, the chances of getting eight correct by guessing are very low c)yes, it is likely to get them all correct d)no, horses can't add

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

Which expression gives the exact value of x?

(01.03 mc) which of the following is a step in simplifying the expression x multiplied by y to the power of 2 over x to the power of negative 3 multiplied by y to the power of 3, the whole to the power of negative 4. select one: a. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 7 multiplied by y to the power of negative 1. b. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of 12 multiplied by y to the power of negative 12. c. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of negative 3 multiplied by y to the power of 3. d. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 3 multiplied by y to the power of 3.