Please, anything will help. A 82 kg cliff diver stands on a cliff that is 30 m above the surface of the water. When he jumps, his velocity is 9.8 m/s. Find his Mechanical Energy as he dives and he is 15 m above
the surface of the water. Round to the nearest hundredth

Sasha has just gotten a new job in a nearby city. after comparison shopping, she found that renting a nice two-bedroom apartment would cost around $800 per month. her utilities would cost about $150 per month. sasha has enough money saved for a down payment, and she found that she can buy a three-bedroom house or condo with a mortgage payment of $1,000 per month, including taxes and homeowner's insurance. her utilities would cost about $200 per month. what is the advantage of buying the house over renting the apartment?