algebra

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euros are currency used in several european countries. on one day in october 2005, you could exchange \$3 for about 2.5 euros. how many dollars would you have needed to get 8 euros.

• algebra -

3/2.5 = x/8

Cross multiply and solve for x.

2.5x = 24
x = 24/2.5
x = 9.60

• algebra -

set up ratio
3/2.5 = x/8
2.5x = 24
x = 9.6

\$9.60 for 8

• algebra -

opo

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