Abookstore manager marks down the price of older hardcover books, which originally sell for b dollars, by 46 percent. what is the markdown as a decimal. write an expression for the sale price of the hardcover book.

In the surface area formula for cylinders which expressionrepresents the lateral area

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip