1. Farmer Maria grows corn and sells it to other farmers. Farmer Maria brought some bushels of corn to the market. She sold one-fourth of the bushels of corn to Farmer Leon. She sold two-fifths of the remaining bushels of corn to Farmer Sam. She sold two-thirds of the bushels that were left to Farmer Jennifer. She sold one-sixth of the remaining bushels of corn to Farmer Nick. She sold three-fifths of the remaining bushels of corn to Farmer Paul, then brought the 20 bushels of corn that were left back to her farm. How many bushels of corn did Maria sell?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

In a timed typing test lara typed 63 words per minute. estimate the number of words she should be able to type in half in hour show your work

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?