Science
A ball has a potential energy of 180 J and a kinetic energy of 0 J. After falling 2m, it has a potential energy of 135J. What is its kinetic energy at this point?
Science
An 80 kg person decides to jump off the back end of a 30 kg canoe. His friend measures the speed of the canoe after he jumps to be 0.8 m/s. The canoe was initially at rest. What rule would I use to find the speed of the person who jumped?
Science
Suppose you and your bicycle have a total mass of 70 kg. YOu are moving at 10m/s. How much kinetic energy do you and the bicycle have?
math
mario wants to put a rectanguar frame on a picture of a snowboarder.he has 18cm of string to make a the frame. Q-does he have enough strings and what could be the dimensions.
math
$35 soccer cleats marked up 95%
math
1.35/1.35=x, 59.4/1.35=44
math
yes its marked up
math
can u help me with a problem like this find the original price: tickets marke35% to $59.40 and find the percent of the discount or markup: $52 sweater on sale for $31.20 please help
math
well i think you multiply 4 by 125 but i dont know and its not one of my options i have
math
125 pounds decreased by 4%
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