Please answer, attached below. Thank you

Landon wrote that 3−2.6=4. which statement about his answer is true?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?