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I need help with these questions

1. Miles and Vince are picking papayas. Miles tosses a ripe papaya to Vince to put in their basket. What is the velocity of a 0.5 kg papaya if its kinetic energy is 110J?

2. Katie lifts a spoon of acai 1.5 m above the ground. If the spoon and acai have a mass of 0.05 kg, what is the gravitational potential energy associated with the spoon?

3. A spring with a spring constant k = 5.2 is squished 0.05 m Calculate the elastic potential energy in the spring.