Math
A reservation clerk worked 15.3 hours one day. She spent twice as much time entering new reservations as she did verifying old ones and one and a half as much time calling to confirm reservations as verifying old ones. How much time did she spend entering new reservations?
Math
What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle of 20 degrees?
Math
What must be true for a pentagon so that it will tessellate a plane?
Math
Find the volume of a cube with a cylindrical hole of diameter of 68mm? It is a perfect cube with each side of 84mm Thank you.
Math
What is the measure of the dent angle for a star-shaped polygon with 8 points and a point angle of 20 degrees?
Math
In a certain coastal basin, the sea water contains 3.5 grams of salt per 1000 milliliters of water. How many grams of salt would be in 2 liters of the sea water.
Word Problem
That would be nice! :)
Word Problem
A swimming pool 25 m long, 15 m wide, and 150 cm deep is being filled at the rate of 20 L/min. How many hours will be needed to fill the pool?
Math
What is the probability that the random variable has a value between 0.1 and 0.5? The random variable is .125.
Word Problem
A math teacher gives two different tests to measure students' aptitude for math. Scores on the first test are normally distributed with a mean of 25 and a standard deviation of 4.6. Scores on the second test are normally distributed with a mean of 68 and a standard deviati...
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