What is the smallest positive number that can be created with four decimal places using the numbers 1, 2, 4, and 8?

What is the measure of ∠m? 81° 65° 53° 98° answer plz

How do you work out 21.3-8= show your working. plz

Cartels control the production and pricing of goods mainly through a) the elimination of competition. b) the cooperation of their members. c) the limitation of price controls. d) the manipulation of government pressure.