Question
X can type 8 pages in 3 minutes. Y can type 3 pages in 5
minutes. Working together, how many pages can they type in 15 minutes?Solution
X's typing rate 8/3 pages/minute. Y's typing rate 3/5 pages/minute Combined rate =8/3+3/5 =49/15 pages/minute Pages in 15 minutes=49/15 ×15 X and Y can type 49 pages in 15 minutes.
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