2 articles trouvés pour ce sujet.
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The sum of the ages of Ruth and her mother is 77 years. |
2019-11-06 |
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Lydia pose la question :
The sum of the ages of Ruth and her mother is 77 years. The difference in their ages is 27 years. How old is each?
Penny Nom lui répond. |
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How many handshakes take place? |
2008-06-26 |
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Peter pose la question :
Eight people of different heights are at a party. Each person decides to only shake hands with people shorter than him/herself. How many handshakes take place?
My math book says it is 0. Is it wrong? If so, what is the answer?
Harley Weston lui répond. |
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