Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
HIHIBIGBRAIn
Username
HIHIBIGBRAIn
Score
15
Membership
Stats
Questions
2
Answers
3
3 Questions
3 Answers
0
763
3
+15
HELPHELP ANYBODY
The state income tax where Kristin lives is levied at the rate of p% of the first $28000 of annual income plus (p+2)% of any amount above $28000. Kristin noticed that the state income tax she paid amounted to (p+0.25)% of her annual income.
read more ..
●
●
●
HIHIBIGBRAIn
Oct 31, 2019
-1
694
2
+15
HELPHELP
Odell and Kershaw run for 30 minutes on a circular track. Odell runs clockwise at 250 m/min and uses the inner lane with a radius of 50 meters. Kershaw runs counterclockwise at 300 m/min and uses the outer lane with a radius of 60 meters, starting on the
read more ..
●
●
HIHIBIGBRAIn
Oct 31, 2019
0
907
4
+15
HELPHELP
In the race Math 600, drivers must complete 200 laps of 3 miles each. Dave drove the first 150 laps at 180 mph and the last 50 laps at 200 mph. What was Dave's average speed for the race, in miles per hour? Express your answer as a common fraction.
read more ..
●
●
●
●
HIHIBIGBRAIn
Oct 31, 2019
#3
+15
0
thanks
HIHIBIGBRAIn
Oct 31, 2019
#1
+15
0
PLZ HELP!!!!!!!! QUICK!!!!!!!
HIHIBIGBRAIn
Oct 31, 2019