Question
The ratio of the monthly expenditure to monthly income
is 4:5. If the salary increased by Rs. 4550 such that ratio of old saving and new saving is 2:3, if the expenditure remains same. Find the percentage increase in monthly income.Solution
Let the monthly expenditure and income be Rs. 4x and Rs. 5x Saving of the person = 5x-4x = Rs. x Increased in salary of Rs. 4550. Ratio of the saving is 2:3 Since the expenditure remains the same, an increase in salary contributes to savings. Difference in new saving to old saving = 1 unit 1 unit = Rs. 4550 2 unit = 2 x 4550 = Rs. 9100 = x Monthly income = Rs. 9100x5 = Rs. 45500 Percentage increase in salary = (4550/45500) x 100 = 10%
Nile River was known as the backbone of which country?
- Who is the secretary general of United Nations?
Which one of the following pairs is not correctly matched?
Which of the following statements is/are true about public goods?
I. Rivalrous in consumption
II. Non-excludability
III. Positive marginal cost
- What is the full form of ICCW?
Which of the following utilises sunlight in a direct fasion?
Which from following unemployment scheme was extended by the government of India for a period of two years from July 2022 to June 2024?
With which of the following organisations was Henry Louis Vivian Derozio, a teacher of Hindu College of Calcutta, associated?
The river known as Ganges of the South is:
The Lake of Harike is located in which state?
