R. S. Aggarwal Solutions for Chapter: Problems on Numbers, Exercise 2: Exercise

The sum of a number and its square is $240.$ The number is:

The denominator of a rational number is greater than its numerator by $8.$ If the numerator is increased by $17$ and the denominator is increased by $1,$ the number becomes $\frac{3}{2}.$ The rational number is:

Mr. Suresh went into a restaurant and had a happy lunch for $₹162.$ He paid for the same using a $₹500$ note. He was so happy with the meal and hence purchased a mini snack box for $₹37$and paid for the same using a $₹100$ note. Mr. Suresh ensured that he collected the balance from the cashier in both cases. Although he was satisfied with the service, he did not pay any tips to the server. The next day when the cashier went and deposited the money in the bank, it was found by the banker that only the two currency notes which were given by Mr. Suresh were counterfeit notes. As per policy, the bank immediately tore both the notes using their shredding machine. What is the total loss to the restaurant in this transaction?

A canteen requires $28$ dozen bananas for a week. How many dozen bananas will it require for $47$ days?