Molly has to read for 100 minutes a week. On Monday she read for 20 minutes and on Tuesday she read for 35 minutes. How many more minutes does she have to read this week?

a. 35 minutes

b. 40 minutes

c. 45 minutes

d. 55 minutes

e. 65 minutes

In a batch of 440 water purifiers, 8 were found to be defective. What is the probability that a water purifier chosen at random will be defective? Write the probability as a percent. Round to the nearest tenth of a percent if necessary.

A worker at the zoo calculates the amount of fish, in pounds, needed in the weekly diet of an eagle and a bear. The eagle eats 6 pounds of food each week, and 60% of that weight must be fish.

Divide (5x^2 + 13x - 6) by (x + 3). A. 5x - 2x - 2 B. 5x - 2 C. 5x - 2x + 2 D. 5x + 2

If f (x) = -3x^2-2x+1, find 2[f (r) ]

In 2080, I am 60 years old, what year was I born

Suppose that a customer service center claims that the telephone calls it recieves last 112 seconds on average

When the distributive property is applied, which number completes the statement correctly? -7 • (-4 + 3.2) = - 7 • (-4) + • 3.2

The weight of a rock sample is measured to be 2.5 pounds. What is the percent of error in the measurement?

Solve the quadratic equation: x^2 = - 9

45% como una fraction en forma reducida