Answer:
Step-by-step explanation:
If the length of one side of A is a, then B is twice that of A, so the length of one side is 2a. The circumference of A is 4a, B is 8a
B : A = 8a : 4a = 2 : 1
a painting is 4 feet long. a photo frame is 10 inches long.how many inches longer is the painting than the photo frame?
2 answers:
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Solution:
we are given that
The radio station manager will award a free stereo to a contest winner. There are 20 black stereos, 15 white stereos, 10 red stereos, and 5 silver stereos to choose from.
we have been asked to find
The probability that the stereo randomly selected by the contest winner is NOT white?
Total number of stereo=50
Total number of white stereo=15
1 can nbe chosen out of 50 in ways.
1 can nbe chosen out of 15 in ways.
So the probability that the chosen sterio is white
So the probability that the chosen sterio isNOT white