Martha estimated there were 99 marbles in a jar for a contest. The actual number of marbles in the jar was 121. What was the percent error of Martha's estimation?

The number of people who attended an art conference for five days was 42,27,35,39, and 96. Describe the effect of the outlier on the mean and median

Is 8.7 greater than or less than 8.08

Which locations have the greatest difference in elevation? Location Elevation (m) The Fens, United Kingdom - 4 Iron Gate, Serbia 28 Vardar, Macedonia 50 Lake Eyre, Australia - 15

Which of these numbers is the most precise approximation of square root of 12 A. 3.0 B. 3.446 C. 3.46 D. 3.464

Which expression could be used to find the quotient of 1575:21? A. (1000:21) + (500:21) + (70:21) + (5:21) we know this is the answer, but how do we show the work?

What is the scale factor of lmn to opq?

3. Which of the following is equivalent to 3 (y - 1 + 2y) ? A. 3y - 9 B. 6y - 3 C. 9y - 3 D. 3y - 3

If y various directly with x, write an equation for the direct variations. The find each value. 1.) If y = - 4 when x = 10, find y when x = 5 2.) If y = 12 When x = - 15, find y when x = 2 3.

89 (54x - 36) + 2 = - 3/4 (-40 + 16x) + 90xsolve for x

The ratio of cars to vans in a parking lot is 1 to 4. If there are 40 cars and vans in the parking lot altogether then how many vans are there?