Problema Solution
Sarah Myers has $22,000 invested in stock A and B. Stock A sells for $40 Per Share and stock B sells for $60 Per Share. If stock B doubles in value and stock A goes up 50% her stock will be worth $36,000. How many shares of each does she own?
Answer provided by our tutors
Let
x = the number shares of stock A
y = the number shares of stock B
40x + 60y = 22000
(40 + 0.50*40)x + (2*60)y = 36000
........
click here to see the system of equations solved for x and y
........
x = 400 shares
y = 100 shares
Sarah owns 400 shares of stock A and 100 shares of stock B.