Six rectangles each with a common base width of 2 have length of 1,4,9,16,25,36 what is the sum of the areas of the six rectangles?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

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