Your answer would be 'How thick is the thickest book in your book collection?'
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Step-by-step explanation:
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I can't see the question
Step-by-step explanation:
sorry
maybe try asking the same question again
The answer is 15. 37 plus 18 equals to 55 and 22 plus 18 equals to 40. 55 minus 40 equals to 15.