Find the odd one:
In a school, the number of students in class 4 th , 5 th and 6 th were 188, 282 and 423 respectively. If each class is divided into sections and each section had the same number of students, then what was the minimum total number of sections in these three classes?
Which of the following statement(s) is/are true/false?
A. The following reaction is an example of a reversible reaction: N 2 (g) + 3H 2 (g) ⇌ 2NH 3 (g)
B. The following reaction is an example of a thermal decomposition reaction:
CaCO 3 (s) - heat → CaO(s) + CO 2 (g)
Both A and B are false.
Only B is true.
Both A and B are true
Only A is true.
The following Venn diagram shows the number of students playing Football (F), Hockey (H) and Basketball (B) in a class.
Find the total number of students playing Both F and H but not playing B?