Success is the sum of small efforts repeated day in and day out.— Robert Collier

Number System — quick quiz

5 real KSP Constable questions on Number System. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

HARD

A six-digit number 5a372b is divisible by both 8 and 9. What is the value of a + b?