Mark worked 60 hours last week. He spent 35% of his time working on the Rivers project, 45% working on the Brown project, and 20% working on the Richards project. How many hours did he work on the Brown project?

Which description best describes all parallelograms? A. Only one pair of sides is parallel. B. There are 4 right angles. C. There are two pairs of equal and parallel sides.

What is the slope of 6x+3

Write each improper fraction as a mixed number or whole number. tell whether your answer is a mixed number or whole number. 16/3

Find the volume of the sphere with 3ft

Is - 21 a rational number

The formula to convert Fahrenheit to Celsius is C=5/9 (F-32). Convert 18 degrees C to Fahrenheit. Round to the nearest degree.

Find the probability of not rolling factors of 5 on both die

How are you feeling about what is happening around the world?

Abc bookstore sells new books, n, for $12, used books, u, for $8, and magazines, m, for $5 each. The store earned $340 revenue last month. The store sold 5 more used books than new books, and twice as many magazines as new books.

Which of the following statements best describes the location of - (-2) on a number line? It is 2 units to the right of 0. It is 2 units to the left of 0. It is 2 units to the right of 2. It is 2 units to the left of 2.