can someone explain i’m a bit confused??

Sam mows a of a lawn in of an hour. At this rate, how long will it take him to finish one lawn? How many 2/3 -cup servings are in 6 cups of cereal? helps plsWell, three or four months run along, and it was well into the winter now. I had been to school most all the time and could spell and read and write just a little, and could say the multiplication table up to six times seven is thirty-five, and I don't reckon I could ever get any further than that if I was to live forever. I don't take no stock in mathematics, anyway.What is the authors purpose for including this paragraph?to inform readers about one-room school housesto inform readers about mathematics instructionto persuade readers to stay in school to master basic skillsto entertain readers with a story of a disinterested student What is responsible for the blue sky? Suppose you used 0.5 M NaOH to titrate your vinegar sample instead of 0.1 M. What effect does the concentration of base added have on the reliability of the results of your titration? A 20 kg crate initially at rest on a horizontal floor requires a 80 N horizontal force to set it in motion. Find the coefficient of static friction between the crate and the floor. I need help on this problem! What are interactions between flip flops and sulfuric acid The U.S. Department of Agriculture claims that the mean consumption of coffee by a person in the United States is 24.2 gallons per year. A random sample of 101 people in the United States shows that the mean coffee consumption is 23.5 gallons per year with a standard deviation of 3.2 gallons. At =0.05, can you reject the claim? Using a P-value, evaluate the claim. Using Rejection Regions for a z-test, evaluate the claim. Help please!These are Edward's calculations for his net worth: Net Worth = $400 - $500 = -$100. What does the negative net worth mean? A)His liabilities are greater than his assets B) His assets and liabilities are the same C) His assets are greater than his liabilities D) His assets and liabilities do not affect each other. the amount of force that a muscle or muscle group can apply against a resistance describes which type of fitness?a flexibilityb muscular endurancec strengthd power When we think about different types of instruments, we can use what as our model? The orchestra A rock band Pitch A solo singer I need help asap Less then 5 minutes About the Lagrangian method, select the correct statement: We can use it to solve consumer's utility maximization problems, but not firm's cost minimization problems. We can use it to solve both consumer's utility maximization and firm's cost minimization problems. We can use it to solve firm's cost minimization problems, but not consumer's utility maximization problems. We cannot use it to solve any kind of optimization problem. Hola, Miguel, cmo ______ t?estsestamosestoyestestn The report issued by Mier y Tern expressed concern that -Athere was too much trade between Texas and Mexicothe influence of the United States in Texas was growing strongerCtoo many Mexicans were immigrating to TexasDStephen F. Austin wanted to overthrow the Mexican government Find the missing values in the ratio table.for every 81 girls, there are 72 boys 1. reaction that releases heat outer ear 2. flow of electrons through a material toward a positive charge compression 3. build up of electrons in a material static electricity 4. part of the ear is responsible for capturing sound waves exothermic 5. part of the sound wave where the molecules are pressed closely together current electricity Fill in the blank with the correct word to complete the sentence.Der Weihnachtmann _____ nur gute Kinder.besuchtfliegtvergisstbeendet The compound formed from the elements calcium and chlorine is known as