math
thank you
math
mary jogged 5 7/10 miles on monday and 4 1/8 miles on tuesday. Raul jogged 6 1/2 miles on monday and 3 4/5 miles on tuesday. How much farther did raul jog on monday than tuesday.
algebra
The perimeter of a triangle is 47 miles. The first side is 5 miles less than twice the second and the third is 2 miles more than the first. Find the lengths of each side.
math
find the rule: X=8,9, 10,11,12 y=8,10,12,14,16
Chem
Calculate [H3O ], [ClO4–], and [OH–] in an aqueous solution that is 0.170 M in HClO4(aq) at 25 °C.
Chemistry
Calculate the volume of 0.3MHCL used to neutralise NaOH solution
Math/ Calculus Please HELP!!!
A truck driver, on assignment from the owner of the truck is to drive on a 300 mile stretch of highway at a constant speed of v miles per hour. According to road signs, the minimum speed allowed is 55 miles per hour and the speed limit is 70 miles per hour. The cost of gas on ...
math
A girl 1.6 m tall, stands 3.6 m from a lamp post at night. Her shadow from the light is 0.9m long. How high is the lamp post?
math
the increasing global temperature can be modeled by I=0.1e^(0.02t) where I is the increase in global temperature in degrees Celsius since 1990 and t is the number of years since 1990. How much warmer was it in 2000 than in 1950? iIn what year will the temp be 4 degrees Celsius...
Chemistry
Is the dissolution of calcium sulfate endothermic or exothermic? How do you know?
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