{"status": "success", "data": {"description_md": "Some boys and girls are having a car wash to raise money for a class trip to China. Initially $40\\%$ of the group are girls. Shortly thereafter two girls leave and two boys arrive, and then $30\\%$ of the group are girls. How many girls were initially in the group?\n\n$\\textbf{(A) } 4 \\qquad\\textbf{(B) } 6 \\qquad\\textbf{(C) } 8 \\qquad\\textbf{(D) } 10 \\qquad\\textbf{(E) } 12$", "description_html": "<p>Some boys and girls are having a car wash to raise money for a class trip to China. Initially  <span class=\"katex--inline\">40\\%</span>  of the group are girls. Shortly thereafter two girls leave and two boys arrive, and then  <span class=\"katex--inline\">30\\%</span>  of the group are girls. How many girls were initially in the group?</p>\n<p> <span class=\"katex--inline\">\\textbf{(A) } 4 \\qquad\\textbf{(B) } 6 \\qquad\\textbf{(C) } 8 \\qquad\\textbf{(D) } 10 \\qquad\\textbf{(E) } 12</span> </p>\n<hr><p>Full credit goes to <a href=\"https://maa.org/\">MAA</a> for authoring these problems. These problems were taken on the <a href=\"https://artofproblemsolving.com/\">AOPS</a> website.</p>", "hints_md": "", "hints_html": "", "editorial_md": "", "editorial_html": "", "flag_hint": "", "point_value": 3, "problem_name": "2007 AMC 10B Problem 14", "can_next": true, "can_prev": true, "nxt": "/problem/07_amc10B_p15", "prev": "/problem/07_amc10B_p13"}}