Manuel and Rachel want to find the mean weight of cats at their local pet adoption center. So they each randomly select cats at the shelter and measure the weights. The results are shown below (in pounds). Use the data to answer the questions. Manuel's sample: 18.17, 13, 19 Rachel's sample: 13,17,15,6,9, 18,7,5 (a) what is the sample size for Manuel's sample?
b) what is the sample size for rachel's sample
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In what organelle does photosynthesis take place?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?