When a number x is multiplied by 4, the result is 2/5. What is the value of x?

A 2/5

B 5/2

C 5/8

D 8/5

E 1/10

F 10

Amir evaluated 5x - (x + 3) 2 for x = 2, as shown. Describe Amir's mistake and find the correct answer. 5 (2) - (2 + 3) 2 = 10 + (-5) 2 = 10 + 25 = 35

One toothpick is 0.13 inch long, another is 0.33 inch. Which length is greater?

Put these numbers in order from greatest to least. 0.012 0.002 0.02 0.512

Steps for figuring full price with 25% discount is $40.

Which expression is equivalent to the following expression 3+13+3+13+3+13 : a) 3 (13) b) 3 (3+13) c) 3*13 d) 3 (3*13)

Anonymous 4 years ago You have a graduated cylinder that you use to measure volume. The cylinder is marked in 0.1 ml increments. Which measurement made using this cylinder contains the correct number of significant digits? A. 9.246 ml B. 1.0 ml C. 1.

What is the value of the expression 3:3/4

That base of a square pyramid has side lengths of 9 inches. The height of the pyramid is 21 inches. What is the Volume of the pyramid?

48 out of 200 is what percent

Answer these questions for the poset ({2, 4, 6, 9, 12, 18, 27, 36, 48, 60, 72}, |). a) Find the maximal elements. b) Find the minimal elements. c) Is there a greatest element? d) Is there a least element? e) Find all upper bounds of {2, 9}.