The mean of 5 numbers is 11.The numbers are in the ratio 1:2:3:4:5 ?Please help me!!!!
2 answers:
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Answer:
180 cars
Step-by-step explanation:
Like you can see in the picture, I like to set up a proportion, so 81 over X and 45 over 100. Then, you can cross multiply, so 81 x 100 = 8100 and then divide, 8100 ÷ 45 = 180, your answer!
