Jenny wants to buy some blackberries. three stores sell blackberries at different prices:

store a. store b.
$2.40/lb $1.28/8 oz

store c.
$1.08/6 oz

which store has the best deal? give your reasons.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal