A can type 10 pages in 5 minutes. B can type 5 pages in 10 minutes. Working together, how many pages can they type in 30 minutes? *
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A page's in 30 min = 10×6=60pages
B pages in 30 min =5×3=15pages
A+B=60+15=75 pages
B pages in 30 min =5×3=15pages
A+B=60+15=75 pages
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