Monday
May 20, 2013

Posts by pete


Total # Posts: 137

Math
Sales tax an item that cost $3.00 + tax rate is 6%

Math
Find the sum of all integers c, such that for some integers a and b satisfying a<b<c, a(b−c)^4+b(c−a)^4+c(a−b)^4=836

physics
On Mars, the acceleration due to gravity is 3.71 m/s2. How far would a rock fall in 3 s if you dropped it on Mars?

Algrbra
A certain paperback sells for $12. The author is paid royalties of 11% on the first 10,000 copies sold, 12.5% on the next 5000 copies, and 18% on any additional copies. Find a piecewise-defined function R that specifies the total royalties if x copies are sold. Please help me ...

math
I agree with Sneha and Ms. Sue

math
Robert planted pumpkins to sell. Their garden has 5 sides. 5 feet 8 inches, 7 feet 8 inches, 10 feet 3 inches, 7 feet 5 inches, 7 feet 11 inches. What is the perimeter of their garden?

Chemistry
Calculate the velocity of a rock that weighs 48 grams dropped from a height of 355 meters, gravity 9.8

pre-calc
jessica is standing 2 miles from the center of the base of pikes peak and looking at the summit of the mountain which is 1.4 miles from the base, what angle of elevation is jessica looking at the summit of the mountain?

nuclear
In the start of the equation .. for In(No/N) I understand the No/N is the percentage that the sample is of carbon 14 compared to a living sample, but how do you get the In ? where does it come from ?

nuclear
Is that 0.693/ t 1/2 0.693 over t one half ?

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