In bowling, knocking down all of the pins with the first ball of a frame is called a strike. Roni is practicing bowling and gets a strike 2 times out of 10 attempts. Her goal is to have a minimum strike rate of 50% . Which inequality could Roni use to determine the minimum number of consecutive strikes she needs to achieve her goal?
A. x+10/x+2 greater than or equal to 0.50
B. x+10x/x+2x greater than or equal to 0.50
C. x+2/x+10 greater than or equal to 0.50
D. x+2/x+10 greater than or equal to 0.50x