“Last question. The one you always skip. The one about the trains.”
The usual SparxMaths homepage was gone.
A roaring river of crimson numbers divided the platform. On the far side, a key. On this side, three bridges: one made of prime numbers, one of squares, one of cubes. sparxmatgs
“The ratio of primes to squares on the safe bridge is 3:2,” said the Curator. “There are 15 primes. How many squares?” “Last question
The Curator snapped its prism fingers.
And that was enough.
Tonight was the final night. The deadline: midnight. His current score: 31%. a key. On this side