AMC 10 Step by Step
2025 AMC 10AProblem 11P11-15~4 minPrint

The sequence 1,x,y,z1,x,y,z is arithmetic. The sequence 1,p,q,z1,p,q,z is geometric. Both sequences are strictly increasing and contain only integers, and zz is as small as possible. What is the value of x+y+z+p+qx+y+z+p+q ?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site.