HELP Which data set has a standard deviation between 1.4 and 1.6?
{1, 1, 2, 3, 3, 4, 4, 4, 4}
{1, 1, 2, 3, 3, 3, 3, 4, 5}
{1, 2, 2, 3, 3, 3, 4, 4, 5}
{1, 2, 2, 3, 3, 4, 4, 5, 6}

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

Factor the expression using gcf 9b+45

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out