Question

There are 258 students watching a lay in the auditorium there are 9 row with 20 in each and 6 rows with 7 students in each. How many student are sitting in each of the 3 remaining rows has an equal number of students

Answer 1

90 students are setting in each of the 3 remaining rows. 30 students in each row.

Explanation:

20-6=14

14x9=126

6x7=42

126+42=168

258-168=90

90/3=30