Suppose we want to choose 7 colors, without replacement, from 9 distinct colors?

At Least One Defective iPhone It has been reported that 20% of iPhones manufactured by Foxconn for a product launch did not meet Apple's quality standards. An engineer needs at least one defective iPhone so she can try to identify the problem (s).

Sam drives a city bus. His route has 35 stops. Of these, 40% are at busy intersections. How many of his stops are at busy intersections?

Is 75 degree is a special triangle

A, B, C and D are four numbers. A is 25% of B, C and D. B is 60% of C. D is 50% of B and C. find the ratio of A:B:C Express A as a percentage of C.

A polygon has a perimeter of 30 inches each side is 6 inches long what is the figure

What is the correct classification of 23x+16

Write the expression: The sum of 2 and 4 subtracted from 9.

How to write this problem on a number line 56+42=96

2 Clarke makes 27 party favors in 4 hours. Carolynn makes 35 party favors in five hours. Who is faster? What is the difference in hourly rate between the two?

How can postulates and theromes relating to similar and congruent triangles be used to write a proof