If 3 crows eat 30 worms in one hour, then each crow eats 30/3=<<30/3=10>>10 worms per hour.

5 crows will eat 5*10=<<5*10=50>>50 worms per hour.

Over two hours, 5 crows will eat 2*50=100 worms.

# Answer

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<|im_start|>system
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<|im_start|>user
If 3 crows eat 30 worms in one hour, how many worms will 5 crows eat in 2 hours?
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user
100
If 3 crows eat 30 worms in one hour, how many worms will 5 crows eat in 2 hours?
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