Tuesday
December 10, 2013

Total # Posts: 177

Pre Calc
A plumber charges \$40 per hour for labor with a minimum labor charge of \$30. For example, if she does her repairs in only 0.2 hours, then \$40*0.2=\$8, which is less than the minimum, so she would charge \$30 for labor. We will assume she can repair any problem in one day – ...

math
mae has a oval racetrack. 2 curves, each is 1/2 of the circle and each on a radius of 21". 2 straight-aways connect the circle and are 46" long. what is the total distance around the circle?

math
mae has a oval racetrack. 2 curves, each is 1/2 of the circle and each on a radius of 21". 2 straight-aways connect the circle and are 46" long. what is the total distance around the circle?

Math
Does anyone know the answer to the math riddle "Did you hear about..." the answer is 12 words and it's pg 167.

chemistry
A reaction occurs where the concentration of reactant A changes from 0.74 moles/liter to 0.63 moles/liter in 20 seconds. what is the average rate of reaction?

social studies.
15. What was a result of WWII on women’s rights in the US? A.Women were greatly oppressed and suffered setbacks B.Women lost the vote during wartime C.Opportunities for women increased D. None of the Above I believe its C ? 16. What happened with most of the working women...

geometry
solve this proof: PR is congruent to DE, PT is congruent to DF, Angle R is congruent to Angle E, Angle T is congruent to Angle F.. Prove Triangle PRT is congruent to Triangle DEF