| 70. | Nicky's uncle wants to paint his apartment in Venice, which is five hundred square meters. He will have to coverun tiersof that space with a drop cloth to prevent the paint from getting on the floor. How many square meters of drop cloth will he need?
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| | 71. | Alexandra is doing research on lemurs. On Monday, she spentfour and a halfhours on the Internet looking for materials. On Tuesday, she browsed encyclopedias online fordeux et demi(e)hours. On Wednesday, she made note cards and read a book about lemurs. She worked on the report fordeux et demi(e)hours. Thursday she didn't feel well, but she still looked through some online journals for 39 minutes. Friday she didn't work at all. How many minutes of time did she spend on the Internet during the week?
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