There were 9627 boys and girls together studying in a school. If 7209 students stay in the hostel, then how many students are not staying in the hostel?

The question asks: "There were 9627 boys and girls together studying in a school. If 7209 students stay in the hostel, then how many students are not staying in the hostel?"

Total students = 9627
Students staying in the hostel = 7209
To find the number of students not staying in the hostel, subtract the number of students staying in the hostel from the total number of students.

The number of students not staying in the hostel is $\boxed{\text{2418 students}}$.

The question asks: "There were 5872 plants in a garden, 2763 died due to cold. How many plants are left in the garden now?"

Initial number of plants = 5872
Number of plants that died = 2763
To find the number of plants left, subtract the number of plants that died from the initial number of plants.

The number of plants left in the garden is $\boxed{\text{3109 plants}}$.

The question asks: "Shantanu's friend has 2319 rupees. He purchased a shirt for 1962 rupees. How many rupees are left with Shantanu's friend?"

Initial amount of money = 2319 rupees
Cost of the shirt = 1962 rupees
To find the amount of money left, subtract the cost of the shirt from the initial amount of money.

The amount of money left with Shantanu's friend is $\boxed{\text{357 rupees}}$.

The question asks: "There are 5324 students in a school. 1973 of them are boys. How many girls are there?"

Total students = 5324
Number of boys = 1973
To find the number of girls, subtract the number of boys from the total number of students.

The number of girls in the school is $\boxed{\text{3351 girls}}$.

The question asks: "A shopkeeper has 7923 jeans. He sold 5986 jeans. How many jeans are left now?"

Initial number of jeans = 7923
Number of jeans sold = 5986
To find the number of jeans left, subtract the number of jeans sold from the initial number of jeans.

The number of jeans left is $\boxed{\text{1937 jeans}}$.