Physics
a 0.67 kg rubber ball has a speed of 2.2 m/s at point a and kinetic energy 7.1 J at point B find the total work done on the ball as it moves from a to b
Physics
A current of 4.6 A is measured through a 7.8 ohms resistor for 1.75 minutes. How much heat is generated by the resistor?
Physics
A current of 4.6 A is measured through a 7.8 ohms resistor for 1.75 minutes. How much heat is generated by the resistor?
math
A marathon runner ran the first 5 mi. in 32.5 min. If she continues running at this pace, how long will it take her to run the entire marathon of 26.2 mi?
math
A factory produces bicycles 6 motorcycles in 9 hours. Write a proportion and solve it to find how many hours it takes to produce 16 motorcycles
Math
A basketball star earned $2,000,000 last year. He played in 64 games for an average of 42 minutes per game. Find these rates dollars per game dollars per minute of playing time
Math
Mr. quark drove his car 314 miles in 6.5 hours. He used 12.7 gallons of gas. Find these rates. gallons per mile
Math
Mr. quark drove his car 314 miles in 6.5 hours. He used 12.7 gallons of gas. Find these rates
Statistics
If student A scored 42 on a test of reading and the test had a mean of 52 and a standard deviation of 8, what percentage of test respondents scored below student A?
Biostats
If the average (xbar) on an assignment in a class was 82% with a standard deviation (s) of 4.8, what is the z-score for someone scoring 75% (round to the one hundredths place or two decimal places)?
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