Two ways to find. 1. Find n Natural numbers that 136/n gives reminder 8. and check with 200. Bad Way. 2. Logic way. ... Find Greatest common divisor of 200+8 and 136+8. GCD(208;144)=(64;144)=(64;80)=(64;16). 64 is divisible by 16 so 16 is the answer . check 200/16 reminder 8 so 136/8