A traveler drove 150 miles at 50 miles per hour and then 160 miles at 40 miles per hour. How many hours did the drive take altogether?

Does anyone know any good revision websites

Alan hikes 4.5 miles in 3 hours. Determine whether quantities (distance and time) vary directly or inversely and find the constant of variation.

Show the correct way to write the numerical expression of 3*14+9

4x^2+36/4x*1/5 * simplify

Complete the comparison: 2+7>? a. 9+4 b. 7+3 c. 10-2 d. 8+2

6x + 3y = 9 2x + 3y = 1 Solve the system of equations. A) x = 2, y = - 1 B) x = - 1, y = 2 C) x = - 1/2, y = 3 D) x = 3, y = - 1/2

For each problem, find an example of an equation that would work with the following criteria 1. The two x-intercepts are 2 and 10. The y-intercept is - 12 2. The Axis of Symmetry is x = 4. The y-intercept is 28 3. The Axis of Symmetry is x = - 3.

What is 10M divided by 15K

If two events are independent, then: A. the sum of their probabilities must be equal to one. B. they must be mutually exclusive. C. their intersection must be zero. D. None of the above.

100,000 less then560,000+313.00