math

can someone check my answers

approximately 4 out of 10 students at sonia's college lives on campaus. the college has 3,000 students . how many live on campus? 1,200

multiply (4)(-3/2)= -6

solve for the unknown 2/3=1.8
10 r
answer 12

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  1. The first two are correct. You have made some kind of typing error in the third question. Why is "10 r" on a separate line?

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