The cost per pound of green tea and coffee were the same in June. In July, the price of coffee shot up by 100% and that of green tea dropped by 90%. If in July, a mixture containing equal quantities of green tea and coffee costs $3.15 for 3lbs, how much did a pound of green tea cost in July?
Choose the correct choice from the following choices
A) $4	B) $0.1	C) $1	D) $3	E) $1.65
Lets assume price of Coffee in June =100x   Price of green Tea in June =100x   Price of Coffee in July = 200x (because of 100% increase in price)   Price of green Tea in July = 10x (because of 90% Decrease in price)   Price of 1.5 pound of Coffee 1.5 pound of green Tea in July will be = 300x + 15x = 315x   As per question   315x300  + 15= 
<gadget id="calculator">300  + 15</gadget>
<output>315</output>
315x   As per question   315x= 3.15$   x = 0.01S   So the Price of green Tea in July = 10x = 10 x 0.01 = 0.1$/pound   Answer $0.1
<result>B</result>
The cost per pound of green tea and coffee were the same in June. In July, the price of coffee shot up by 100% and that of green tea dropped by 90%. If in July, a mixture containing equal quantities of green tea and coffee costs $3.15 for 3lbs, how much did a pound of green tea cost in July?