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Let B joined after ‘x’ months. => 1000 x 12 : (12 - x) x 2000 : 2800 x (12 – x – 3) => 1000 x 12 : (12 - x) x 2000 : 2800 x (9 – x) => 1000 x 12 = (12 - x) x 2000 => 12 – x = 6 => x = 6 C invested his money = 9 – x = 3 months
'T' spends 20% of his monthly income on education, 35% on medical expenses, and 15% of the remaining amount on leisure activities. He saves the rest in ...
A man spends 20% and 12% of his monthly salary on rent and transportation, respectively. Out of the remaining money, he spends 30% on food and 45% on en...
Monthly income of A is Rs. 12000 and he saves 44% of his monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is in...
Mr Rajesh buys a toy for Rs 27.50 and sells it for Rs 28.60 Find the gain percentage
The total population of a village is 12600. If the rate of growth of male population is 20% per year and the rate of growth of female population is 10% ...
There are two slabs of income tax, 7% tax for income up to 3 lakh and 12.5% for income above 3 lakh. Nitin tried to evade tax by hiding some of the inco...
A man's income was raised by 25%, which led him to increase his expenditure by 12.5%. As a result, his savings grew from Rs. 4,800 to Rs. 8,400. What is...
Vodafone charges a fixed rental of Rs. 450 per month. It allows 200 calls free per month. Each call is charged at 1.8 when the number of calls exceeds 2...
In an assessment, Harsh scored 38 marks less than Simran. Simran scored 28 more marks than Alok. Kunal scored 100 marks which is 23 marks more than Hars...
Find the successive discounts of 10%,20% and 40%.
