In a school,437G and 342B have been devided into classes so that each class has same no of students and no class has B and G mixed .What is the least no of classes needed.?
A. 19 B. 41
C. 23 D. none

• 41 classes with 19 students in each class.
• 12 years agoHelpfull: Yes(7) No(1)
• Ans. B)41 classes having 19 students in each class.
  Explanation :
  HCF of 437 and 342 is 19. So each class have maximum of 19 students. So 437G are divided in 23 classes and 342B are divided in 18 classes. Thus total 41 classes.
• 12 years agoHelpfull: Yes(1) No(0)