Friday
May 6, 2016

# Posts by Mei

Total # Posts: 14

Algebra 2
A six-sided die is rolled six times. What is the probability that the die will show an even number exactly two times?
October 20, 2015

math
China population is approximately 1.325 billion. The United States has approximately 0.304 billion. How many times as many people live in China than in the U.S. Round to the nearest tenth if necessary.
January 14, 2015

science
thank you @DrBob222
January 13, 2015

science
Can you explain to me what happens to the energy when you do work? thanks
January 13, 2015

physics
A stretched string fixed at each end has a mass of 17 g and a length of 10.5 m. The tension in the string is 44.5 N. What is the vibration frequency for the third harmonic? Answer in Hz.
December 3, 2014

Physics
1. You are tasked to design a car park on the top floor of a condominium that can accommodate 10 cars, each car has a maximum mass of 2000 kg. The material you are using can withstand a pressure of 500 N/m^2. Calculate how large your park must be? 2. Cheryl filled a measuring ...
September 3, 2014

math
Bonita bought 2 and 1/5 kg of potatoes and 1 and 1/2 kg of carrots. How much more potatoes than carrots did she buy?
March 19, 2014

Physics
Calculate d energy of d 3rd level of an atom if d ground state energy is -24.8ev
April 28, 2013

Physics
Wat is d bond between silicon and germanium
April 28, 2013

Math
"A ship leaves port on a bearing of 34.0 degrees and travels 10.4 mi. The ship then turns due east and travels 4.6 mi. How far is the ship from port, and what is its bearing from port?" I would like to know how the actual steps in finding the answer please!
December 1, 2011

physics
So now you know that W=60. So you set up the equation again using what you know. x=theta 60=8.25*19.1*Cosx Solve for x 60/157.575=cosx cos^-1(.380)=x x=67.67 degrees
March 21, 2011

physics
how did u get that answer
October 13, 2010

math
600 tens and 24 ones
September 21, 2010

Chemistry