Physics help please
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PHYSICS
In a physics lab experiment, a student immersed 205 onecent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of
asked by Tia on December 3, 2007 
PHysicsalmost complete!
In a physics lab experiment, a student immersed 205 onecent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of
asked by Tia on December 4, 2007 
Physics, almost have it!
In a physics lab experiment, a student immersed 205 onecent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of
asked by Tia on December 4, 2007 
math
Sasa had some 20cent and 50cent coins. 7/8 of the coins were 20cent coins and the rest were 50cent coins.After Sasa had spent $72.50 worth of 50cent coins and 5/7 of the 20cent coins, she had 2/7 of the coins left. Find the
asked by Al on April 19, 2012 
Math
Kyla has 20 more 10cent coins as he does 5cent coins. He has half as many 1peso coins than 10cent coins. If he has a total of 38 pesos how many 5cent coins does he have?
asked by Ej on October 18, 2017 
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A collection of coins contains only 10cent and 5cent coins.There are x 5cent coins in the collection. Write an algebraic expression for of following. * The total value of the coins if for every three 10cent coins there are five
asked by waheed on July 1, 2016 
maths
Xuan Yun has a total of 24 coins in her piggy bank. Some of them are twentycent coins and the others are fiftycent coins. Thetotal savings is $6.90. How many twentycent and fiftycent coins does she have?
asked by ssssss on April 16, 2012 
Physics
Hello, I am doing a physics experiment regarding rotational motion and equilibrium. We have the following lab setup and are supposed to find the unknown mass. How should I approach this?
asked by Rahul on February 9, 2011 
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A coin box contained some twentycent and fiftycent coins in the ratio 4 : 3. After 20 twentycent coins were taken out to exchange for fiftycents coins of the same value and put back in the box, the ratio of the number of
asked by Tim on January 27, 2014 
Math
Jane has 5 tencent coins, 3 twentycent coins and 1 fiftycent coin. In how many different ways can she make up a sum of 80₵ ? Is the answer 4?
asked by chimingbell on November 26, 2017