A data set is made up of these values. 1,4, 5, 6, 6, 9, 11
Find the interquartile range.
A. 11 - 1 = 10
B. 4 - 1 = 3
C. 11 - 9 = 2
D. 9 - 4 = 5
*please help asap*

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Write the fraction or mixed number and the decimal shown by the model