Posted by **yuku** on Thursday, February 25, 2010 at 8:19pm.

Mary wants to make curtains for the three windows in her living room.For each pair of curtains,she needs material measuring 6ft by 8ft.Altogether how many square yards of material does she need?

- geometry -
**Ms. Sue**, Thursday, February 25, 2010 at 8:25pm
First change feet to yards.

3 feet = 1 yard

6 feet = 2 yards

8 feet = 2 2/3 yards

2 * 8/3 = 16/3 = 5 1/3 yards for each window

Each window needs 1 pair of curtains.

5 1/3 * 2 * 3 = ?

- geometry -
**yuku**, Thursday, February 25, 2010 at 8:34pm
is it 84

- geometry -
**yuku**, Thursday, February 25, 2010 at 8:37pm
or is it 30 1/3

- geometry -
**Ms. Sue**, Thursday, February 25, 2010 at 8:40pm
6 * 5 1/3 = 6 * 16/3 = 96/3 = 32 square yards

- geometry -
**yuku**, Thursday, February 25, 2010 at 9:03pm
so its 32 square yards

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