Unit Rate

Directions: Using the digits 0 to 9 at most one time each, place a digit in each box to make two equivalent ratios where one of the ratios is a unit rate.

Hint

1. What do we know about a unit rate?
2. Are any numbers off-limits in this problem?

Answer

There are many answers including 68/34 = 2/1 and 78/26 = 3/1. All of them will have a 1 in the denominator of the fraction on the right.

Source: Scott Houston

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