What is the third quartile of these numbers?

8 12 15

13 8 5

13 9 19

sound travels in waves. in dry air at 20 Celsius, sound travels about 343 meters in one second. how many meters will, sound travels in 7 seconds?

The largest possible circle is cut out of a square whose side length is 6 feet. What will be the approximate area, in square feet, of the remaining board?

98.4 x 0.064 estimate

A-b=12 ab=14 find a2 + b2

Jason has 16 quarters and 36 nickels. He wants to group his money so that each group has the same number of each coin. What is the greatest number of groups he can make?

Which expression is equivalent to 1/2 - (-8) A) - 8 + 1/2 B) 1/2 + 8 C) - 1/2 + 8 D) - 1/2 - 8

A school fundraising event charges $3 for admission plus $0.25 for every activity ticket purchased. Given that x represents the number of activity tickets purchased, which of these expressions represents the total cost of attending the event?

Rewrite the equation so that x is a function of y. 2x+4y-6=0

2005 2006 2007 2008 Plant 1 20 4 25 10 Plant 2 25 5 5 48 Plant 3 20 8 20 32 Plant 4 43 10 10 47 Plant 5 40 11 15 48 During which year were the mean and median the same value? A) 2005 B) 2006 C) 2007 D) 2008

Megan, Sally and Tom share £180 in the ratio 1:3:2 how much more does Sally recieve than Megan?