Which data set is the most clustered around its mean?

a. 10, 30, 40, 20

b. 12, 14, 36, 38

c. 8, 42, 30, 30

d. 30, 25, 15, 30

Answer is D

Which line is perpendicular to the line y=-1/3x-2

A parallelogram has sides of length 7.7 millimeters and 17.2 millimeters. What is the perimeter?

Which equation represents an exponential function with an initial value of 500?

5. What is the area of a circle with diameter 20 cm? Round your answer to the nearest tenth.

Write 2 ratios equivalent to 3:11

The temperature has been going down at a constant rate. In 3 hours it went down 15degrees. Which expression best shows the temperature change each hour?

Marcus wants to carpet his clubhouse. One side of the rectangular floor measures 11 feet. Another side measures 8 feet. How many square feet of carpet does Marcus need to completely cover the floor?

Alberto uses the steps below to solve the equation. Step 1: Step 2: Step 3: Step 4: Step 5: Step 6: Which justifies Step 6 of his work?

Ymnast Clothing manufactures expensive soccer cleats for sale to college bookstores in runs of up to 500. Its cost (in dollars) for a run of x pairs of cleats is C (x) = 3250 + 5x + 0.1x2 (0 ≤ x ≤ 500).

Write an expression that is equivalent to 4 (w+3) _2