not go far
To not last for very long; to not be adequate for what is needed. I think you should have brought more cash—$50 doesn't go far in this city! All the aunts, uncles, and cousins will be coming, so I think one pot of chili won't go far.
not go ˈfar
1 (of money) not be enough to buy a lot of things: $20 doesn’t go very far these days.
2 (of a supply of something) not be enough for what is needed: One loaf won’t go far among ten people.