A producer of cigarettes claims that the mean nicotine content in its cigarettes is 2.4 milligrams with a standard deviation of 0.2 milligrams. Suppose 100 cigarettes are chosen in random. What is the approximate probability that the sample mean of the 100 cigarettes has at least 2.42 milligrams of nicotine

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Solve the triangle. a = 21°, c = 105°, c = 5