Question

Johny was asked to count the number of studens in the classroom. He saw that there are a total of $5$ students sitting on each bench. How many students do class have if there are $20$ benches in the classrooms?

• A. $40$
• B. $60$
• C. $80$
• D. $100$

Answer 1

The correct option is D $100$

Total number of benches $=20$
Number of students on each bench $=5$
$\therefore$ Total number of students
$=5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5$
$=5\times 20$
$=100$