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The word $\"\"$ 1.60 dollars for 5 minutes $\"\"$ represents the expression is $\"\"$ .

The denominator of the fraction is 5. Therefore divide numerator and denominator by 5.

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The unite rate is 0.32 dollar per minute. $\"\"$

The word $\"\"$ 19.50 dollars for 1 hour $\"\"$ represents the expression is $\"\"$ .

1 hour = 60 minutes.

$\"\"$

The denominator of the fraction is 60. Therefore divide numerator and denominator by 60.

$\"\"$

The unite rate is 0.325 dollar per minute. Therefore $\"\"$ . $\"\"$

The rate 19.50 dollars for 1 hour is greater than 1.60 dollars for 5 minutes.