476×11 =__ i need answer with shown work.

Aband wants to create a cd of their last concert. to creat the cds, the cost will be $350 advertisement fee plus $3 per cd.write an inequality that represents how many cds they can buy with a maximum of $1225.solve the inequality

If the class creates a histogram of the data in table, how many students are in the range 12cm to 13.9 cm

Give another definition of variability and explain how it can be calculated.