Question
Komal and Seema individually can complete a task in
‘4a’ hours and ‘6a’ hours respectively. If they together can complete half of the work in 6 hours, then find the value of ‘a’.Solution
According to the question, => 6 x [(1/4a) + (1/6a)] = 1/2 => 6 x (5/12a) = 1/2 => a = 5
A invests Rs. 20,000 for 6 months, B invests Rs. 15,000 for 8 months, C invests Rs. 25,000 for 4 months. Total profit = Rs. 17,000. Find B’s share.
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"Abhinav" and "Pankaj" launched a business venture with investments of Rs. 1400 and Rs. 2100, respectively. The ratio of the time for which "Abhinav" an...
Ashish started a business by investing Rs. 6300. Few months later; Ramesh joined him by investing Rs. 8000 such that at the end of the year, the profit ...
A and B started a retail store with initial investments in the ratio 5:6 and their annual profits were in the ratio 2:3. If A invested the money for 8 m...
X started a business with Rs.12000. After 6 months, Y joined with x% of X’s capital. At the end of the year, Y’s share in the Rs.36000 total profit ...
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