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write and solve a proportion to answer the problem. don't solve the top left one because it is already solved

write and solve a proportion to answer the problem. don't solve the top left one because-example-1

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We want to find a number that is 110% of 70

110% x

------ = ----------

100 % 70

Using cross products

110 * 70 = 100 *x

7700=100x

7700/100 = 100x/100

77=x

The number is 77

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