A teacher gave her class two exams; 60% of the class passed the second exam, but only 48% of the class passed both exams. What percent

Question

A teacher gave her class two exams; 60% of the class passed the second exam, but only 48% of the class passed both
exams. What percent of those who passed the second exam also passed the first exam?

80%
12%
ОООО
30%
19
48%
ennent

in progress 0
Thu Cúc 3 years 2021-09-03T09:27:39+00:00 1 Answers 9 views 0

Answers ( )

  1. ThanhThu
    0
    2021-09-03T09:28:41+00:00
    Reply

    30% is your answer I think

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )