What is the interquartile range of this data?

6

8

9

20

Does - x plus - x result in - x?

Find all the zeroes of the equation. x4 - 6x2 - 7x - 6 = 0

The product of two integers is 270. If one of the integers is-18, find the other.

Louis has three more quarters than dimes in his pocket, for a total of $1.80. Which equation could be used to determine the number of dimes, x, in his pocket?

Which is longer, 1 foot or 1 meter?

What x2-21x-100 in standard form

Find the quotient of 4/8 divided by 4/6

Teesha is in the chess club. There are 31 students in the club. Four of them will be picked at random to attend an awards banquet. What is the probability that Teesha will not be randomly chosen to attend the banquet? a. 31/27 b. 27/31 c. 31/4 d.

What decimal is equal to 7/10 0.6 0.15 0.2 0.7 0.4?

There are six soccer balls and 10 footballs write the ratio as a fraction in simplest form