Mahabir Singh Solutions for Chapter: Integers, Exercise 2: EVERYDAY MATHEMATICS

Jatin’s monthly salary is $₹12000$. He spends $₹1450$ for his son’s education. He spends $₹550$ for purchasing cloths, $₹450$ for purchasing vegetables, milk, etc., $₹1500$  for purchasing medicine and pays a rent of $₹5000$ in a particular month. How much does he save in this month?

In a set of $12$ questions, $4$ marks are awarded for every correct answer and $-2$ marks for every wrong answer. Smriti gave five correct and seven wrong answers. What is her Score?

Arnav travelled to the school $10 \mathrm{Km}$ West from his home. He then travelled to the central library $35 \mathrm{Km}$ East from the school. Find the distance between his home and the central library.

Arun has $₹ 125$ in his saving account. He withdraws a cheque of $₹ 117$, makes a deposit of $₹ 45$ and then withdraws another cheque of $₹ 69$. Find the amount left in his account. (Write the amount as an integer)

On one day, the temperature on a hill at $8 \mathrm{p}.\mathrm{m}$. was $2°\mathrm{C}$ but at the mid-night, it fell down to $-3°\mathrm{C}$. By how many degrees did the temperature fall?