{"kind":"task","effective_mode":"full","benchmark":{"kind":"benchmark","effective_mode":"full","slug":"math","formal_name":"MATH","introduction":"MATH organises 12,500 high-school competition problems into seven subjects and five difficulty levels, each with a full worked solution. It underlies much of the later mathematics evaluation work; this catalogue imports the full test split: 5,000 problems across all seven subjects.","introduction_ja":"","introduction_en":"","category":"Category not supplied","task_count":null,"acquisition_status":"Acquisition status not supplied","official_url":"https://github.com/hendrycks/math","indexing_mode":"index","profile":{"resources":[],"task_format":"","scoring":"","metric":"","size":"","answer_access":"","license":"","citation":"","maintainer":"","released":"","why_hard":"","related":[],"history":"","construction":"","limitations":"","saturation":"","scores":[]}},"task_id":"1e10cc26-ac78-5595-b66f-eda175fff3b0","task_key":"precalculus--test--1e10cc26-ac78-5595-b66f-eda175fff3b0","task_revision_id":"1","upstream_id":"","short_description":"In Cartesian space, three spheres centered at $(-2,5,4),$ $(2,1,4),$ and…","config":"precalculus","split":"test","body":"{\"level\":\"Level 5\",\"problem\":\"In Cartesian space, three spheres centered at $(-2,5,4),$ $(2,1,4),$ and $(4,7,5)$ are all tangent to the $xy$-plane.  The $xy$-plane is one of two planes tangent to all three spheres; the second plane can be written as the equation $ax + bx + cz = d$ for some real numbers $a,$ $b,$ $c,$ and $d.$  Find $\\\\frac{c}{a}.$\",\"type\":\"Precalculus\"}","display_format":"math","language":"","answer_status":"published","assets":[],"source_url":"https://github.com/hendrycks/math","history":"initial import","indexing_mode":"index","subproblems":[],"grids":[]}