The Purplemath Forums

im learning about radian and degree measurements and im not so good at word problems... is there anyone out there that can help me with the following?... assume that the planet venus travels around the sun in a circular orbit. the radius of the orbit is 6.7 x 10^7 mi and the time needed to make one ...

thanks so much... that helped me alot and i really appreciate it.

can someone help me understand these problems?...
a.through how many radians does the minute hand of a clock turn from 1:25 to 1:50?
b.the minute hand is 4 inches long. how far does the tip travel from 1:25 to 1:50?

adult movie tickets at star cinema cost $6 and children tickets cost $4. A. write and graph an equation showing the numbers of adult and children who could have attended a film which brought in $480 in ticket sales. im fine when its comes to graphing equations, but when it comes to writing one i ten...

thanks alot... that was really helpful.

which kind of correlation does the following have?
the width of a rectangle with an area of 10 inches sq. and the length of the rectangle

im having trouble with this word problem Ruby paid $1113 including sales tax to but a stereo system. she had saved the money from her part-time job in which she works 4 hours per day and earns $5.25 per hour. while she was saving, her mother contrubuted enough money to cover the 6% sales tax. how ma...

i need alot of help with these questions....can someone help make sense of them??? the price charged by a manufacturer of manila folders is a function of the cost of each folder in dollars. in addition to the cost of a box of 100 folders, the retailer is charged a manufacturer's markup of $1.50. the...