Posts by shaun

Total # Posts: 90

math
Maribel's city imposes a tax that is 40% of the state tax she pays. Her taxable income is $198.50 per week. Her state imposes tax at a rate of 5%. How much state and local tax is withheld from her weekly pay?

Chemistry
How many grams of co2 are in 3.92 times 10 to the 24th molecules

MATH!!
Andy, Barbara and Chrisy play a game. Their probabilities of winning are 1/2, 1/3, and 1/6 respectively. What is the probability that each wins exatly one of the first three games played? Express your answer as a common fraction.

math
6350

Circle Geometry - chords in a circle
and the middle chord is not the average of the other two chords.

Circle Geometry - chords in a circle
hmm I got 66. I got my radius to be 65 and from there i proceede to solve and got 2(33)=66. My method is that the radius from point O the origin perpendicular bisects the three parallel chords. Using pythagoras theorem, let the distance of perpendicular bisector from O to TU b...

physics
Two spherical objects are separated by a distance of 1.41 × 10^-3 m. The objects are initially electrically neutral and are very small compared to the distance between them. Each object acquires the same negative charge due to the addition of electrons. As a result, each...

physics
An electrically neutral model airplane is flying in a horizontal circle on a 2.0-m guideline, which is nearly parallel to the ground. The line breaks when the kinetic energy of the plane is 50 J. Reconsider the same situation, except that now there is a point charge of +q on t...

physics
An electric field of 210000 N/C points due west at a certain spot. What is the magnitude of the force that acts on a charge of -6.2C at this spot?

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