Maybe it's because they're such singular fixations: you're always totally focused on them—"I'm so broke." "That's so long from now." "That's so far away."
Whatever the reason, it can get kind of confusing. Why is a million dollars more than we'll ever have? Shouldn't it be aren't?
Nope. And we have no reason why.
Just deal with it.
It sure is. And is is the correct verb here since we're dealing with a quantity of money. Think of it as one, singular wad of sweaty cash.
Unless that movie is Happy Gilmore of course. Since we're measuring time here, the singular verb seems is the right call.
That's 150 kilometers, if you're a fan of the metric system. No matter what units you use to measure distance, you're going to want to use a singular verb.