Tuesday
December 10, 2013

# Posts by Kelsey

Total # Posts: 476

math
Ryan takes 12 minutes to rake up and bag a pile of leaves. His sister Kareesa takes twice as long. How many minutes would it take both of them working together to complete 10 bags of leaves

math
What does a boy who likes to play with switches do?

math
12 tablespoons cause 16/4=4 so, 4x3=12!

math
sqrt(75)=sqrt(25)sqrt(3) which simplifies to 5 times sqrt(3) so 6x5xsqrt(3)= 30 sqrt(3)

Calculus
Given f"(x)=-25sin(5x)and f'(0)=0 and f(0)=4. Find f(pi/2)

math
30/40=.75 .75x100= 75 percent

Physics
A solid cylindrical disk has a radius of 0.18 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a 40-N force is applied tangentially to the disk, perpendicular to the radius, the disk acquires an angular acceleration of 90 ra...

Geometry
draw a picture, hint its more then 10 but less then 16

Physics
planet orbits a star once every 2.84 10^7 s in a nearly circular orbit of radius 1.42 10^11 m. (a) With respect to the star, determine the angular speed of the planet. (b) With respect to the star, determine the tangential speed of the planet. (c) With respect to the star, det...

math
3 feet in a yard 12 inches in a foot. 12x3x10=360 360/10=36 tiles

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