"fuji apples sold for $1.29 per pound while golden delicious apples were on sale for $0.89 per pound. sandi bought 3 1/2 pounds of each kind. how much more did she pay for the fuji apples than the golden delicious apples? "< - that's the question but i want to know how you would get $3.12 as your answer (and i know the answer is $1.40)

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed