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The first laser, which stands for "light amplification by stimulated emission of radiation," was developed in 1960 by Theodore H. It works on the principle of optical amplification using stimulated emission of electromagnetic radiation.
'A' and 'B' invested Rs. 4200 and Rs. 3600 respectively in a business. After 6 months, 'B' reduced his investment by 50%, while 'A' increased his initi...
In a joint business venture, 'A' contributes Rs. 2400, which is 25% less than 'B’s investment. While 'A's investment lasts for 8 months, 'B' only inve...
Amy and Ben started a business partnership, with Amy investing Rs. x and Ben investing Rs. (x + 6000). After one year, Chris joined the partnership with...
‘A’ and ‘B’ entered into a partnership by investing Rs. 6000 and Rs. 5000, respectively. If ‘A’ invested his sum for only 9 months and the t...
Nina, Omar, and Paula invest in the business in the ratios of 9:5:p, respectively, and their time periods are 2 months, 3 months, and 4 months, respecti...
Asmita and Bittu jointly started a business, investing Rs.2,400 and Rs.3,000, respectively. After 3 months, Chikku joined them with an investment of Rs....
‘D’, ‘E’, and ‘F’ started a business with initial investments of Rs. ‘3x + 720’, Rs. ‘4x + 500’, and Rs. ‘2x + 300’ respectively...
A and B enter into a partnership with their initial sum of Rs.35000 and Rs.45000 respectively. After 6 months, a third person C also joins them with his...
Aditi, Bishnu, and Chetna initiated a business with the capital invested by Aditi and Bishnu in a ratio of 9:8. Chetna invested Rs. 800 less than Bishnu...
P and Q can finish a project in 10 days, while Q and R can finish it in 12 days. If R's efficiency is 50% more than Q's, how long will it take for P to ...
