cosecθ +cotθ=3 এবং 0<θ<π  হলে,  θ      এর মান -

Created: 11 months ago | Updated: 3 months ago
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A factory that employs 1000 assembly -in workers pays each of these workers at a rate of Tk. 5 per hour for the first 40 hours worked during a week and 1.5 times that rate for the hours worked in excess of 40 hours. whatis the total amount paid to the workers in a week in which 30% of the workers worked 20 hours, 50% worked 40 hours and the rest of the workers worked 50 hours?

Created: 5 months ago | Updated: 3 months ago
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7,24 এবং 25 একক বাহুবিশিষ্ট ত্রিভুজের ক্ষেত্রফল-

Created: 11 months ago | Updated: 3 months ago
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Three valves, when opened individually, can drain the water from a certain tank in 3,4 and 5 minutes respectively . What is the greatest part of the tank that can be drained in one minute by opening just two of valves?

Created: 5 months ago | Updated: 3 months ago
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If n is an integer such that when n is divided by 2 , the remainder is 1, when n is divided by 3, the remainder is 2, and when n is divided by 4, the remainder is 3. what is the least possible value of n?

Created: 5 months ago | Updated: 3 months ago
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A taxicab charges Tk. 1.00 for the first one-fifty mile of a trip and Tk. 0.20 miles long. what is the fare?

Created: 5 months ago | Updated: 3 months ago
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