Answer: Rick can type 1350 more words than Raquel.
We will follow through these 3 steps to find the answer
1) Find the number of words Raquel can type in 135 mins.
2) Find the number of words Rick can type in 135 minus.
3) Numbers of words Rick can type - Numbers of word Raquel can type.
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Find the number of words Raquel can type in 135 mins
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1 minute = 63 words
x135 x135
135 minutes = 8505 words
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Find the number of words Rick can type in 135 mins
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1 minute = 73 words
x 135 x135
145 minutes = 9855 words
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Find the difference
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9855 - 8505 = 1350
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Answer: Rick can type 1350 more words than Raquel.
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