GWD 1-12

huahua115

Q12. When n liters of fuel was added to a tank that was already 1/3
full, the tank was filled to 7/9 of its capacity. In terms of n, what
is the capacity of the tank, in liters?


a. 10/9 n

b. 4/3 n

c. 3/2 n

d. 9/4 n

e. 7/3 n

那位好心帮忙开导， 开导我。谢了。

conquer

设the capacity of the tanker is x liters.

1/3 x + n = 7/9 x

x=9/4 n

选D。

LHL888

顶！！！！