<h3>Answer:</h3>
12 students
<h3>Explanation:</h3>
40% earned a B; 20% earned an A, so (40%+20% =) 60% got a "B or better."
60% of 20 students is ...
... 60/100 × 20 students = 1200/100 students = 12 students
Answer:
What is the question.. i would love to help you if you further elaborate :)
Step-by-step explanation:
|| 500 | 60 | 3
====||============================
400 ||200,000 | 24,000 | 1,200
-------||----------------------------------------------
10 || 5,000 | 600 | 30
-------||------------------------------------------------
0 || 0 | 0 | 0
====================================
TOT || 205,000 | 24,600 | 1,230 ====> 230,830
B becuase a triangle that has three congruent sides
