economics
main characteristics of the market system
math (story problems)
23.28 pages per hour
math (story problems)
Andy took a reading test. He read 97 words per minute. If a book has an average of 250 words on a page, how many pages can Andy read in one hour?
math
161.5 centimeters tall (thank you)
math
Sandy is 5.3 feet tall. How many centimeters tall is she? Round your answer to the nearest tenth.
math
Jill is 20 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 1.5 kilometers per hour. They meet in 5 hours. How fast is Joe walking?
Physics
An astronaut has crash landed on a planet that little is known about (not even the acceleration due to gravity). She must descend a steeo cliff to find shelter, but wants to know how high the cliff is before making the attempts. She happens to have salvaged a stopwatch from th...
chemistry
Hypothesis on "behavior of solids on warming".
science
What is the effect of the type of alcohol (methanol, ethanol and pentanol) on the evaporation time?
chemistry
Highest = NaF Medium = CH3I Lowest = CH4
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