Which is the equation of an ellipse centered at the origin with endpoints of Major and minor axes at: (0,-7), (0,7), (-3,0), (3,0)

Tom and maria typed in words in the ratio of 1 : 5 in 20 minutes. they typed 864 words altogether. find the number of words that each of them typed

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1