Subject :IMO Class : Class 5
Few teams of boys and girls are made separately. Each team of girls has 15 members. All teams of boys have same numbers of members that is equal to or more than 5.
The total number of team members is 80.
Which of the following numbers cannot be the number of members in a team of boys?
A7
B10
C15
D25
please give solution to this problem
Ans 1:
Class : Class 6
Ans 2:
Class : Class 7