The answer is 2.76 because you would do 69 divided by 25
<span>Let Rico's speed be S
Then Luis' is: 3S
</span>We then get: seventy-two over s equals seventy-two over three s plus four
216=72+12s Multiplying by LCD, 3S
216-72=12s
<span>144 = 12S
</span><span>S, or Rico's speed would be 144 over 12 or 12mph</span>
The answer is b you can always double check to make sure
She can cut 4 pieces from the ribbon.