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2005 AMC 10B Problem 6

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2005 AMC 10B Problem 6AMC 10 Step by Step

Name: Date: September 13, 2026

Ratios, Percents & Averages · difficulty 2 of 5 · about 2 min · position P1-10

At the beginning of the school year, Lisa's goal was to earn an $A$ on at least $80\%$ of her $50$ quizzes for the year. She earned an $A$ on $22$ of the first $30$ quizzes. If she is to achieve her goal, on at most how many of the remaining quizzes can she earn a grade lower than an $A$ ?

A)
$1$
B)
$2$
C)
$3$
D)
$4$
E)
$5$

2005 AMC 10B Problem 6

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