Sophia compró una muñeca que costaba $14.98. Le entregó a la cajera un billete de $20.00. ¿Cúanto dinero le sobró a Sophia? procedimiento!​

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation