A model is made it an Airbus A300 aeroplane. The length of the model is 36cm. The length of the real aeroplane is 54cm. Find the ratio of the length of the model to the length of the real aeroplane. Give your answer in the ratio form 1:n

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average

Lisa dined at a restaurant and gave the waiter a 15% tip if the price of her meal was $10.25 how much did lisa tip the waiter

Find the perimeter of each of the two noncongruent triangles where a = 15, b = 20, and a = 29°