Write the following proportion using colons. 7 is to 21 as 3 is to 9.

a. 7:21 = 3:9

b. 7:3 = 21:9

c. 21:7 = 3:9

d. 7:21 = 9:3

For each of the following, decide whether the description fits the SD or the SE. (a) This quantity is a measure of the accuracy of the sample mean as an estimate of the population mean.

What is scientific notation of 0.00093542

A parabola, (y - 4) 2 = - 4 (x + 3), is changed to (y - 4) 2 = - 4 (x + 10). How will this affect the graph of the parabola? A) The vertex will shift up. B) The vertex will shift down. C) The vertex will shift to the left.

Which of the following is NOT a prime number? A) 3163 B) 1053 C) 157 D) 263

Is the following statement true or false? 34,680 : 64 has a remainder of 56. true false

Which value best describes the data? 8, 9, 10, 12, 14, 15, 18, 18, 63 Question 10 options: Range Mode Mean Median

How many dollars are in 65536

An oblique prism with a square base of edge length x units has a volume of x3 cubic units. Which expression represents the height of the prism? x units x units 2x units x units

How to slimplify 4/7

What's 8/9 minus 3/8?