If 4 is subtracted from 1/4th of number, the result is 20. What is that number?

Created: 2 months ago | Updated: 1 week ago
Job Solution BASIC Bank Ltd BASIC Bank Ltd - Officer - 2002 গণিত
481
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In what ratio must a grocer mix two varieties of tea worth Tk.60 per kg and Tk.80 per kg that by selling the mixture at Tk.68.20per kg he may gain 10%?

Created: 2 months ago | Updated: 2 weeks ago
Job Solution BASIC Bank Ltd BASIC Bank Ltd - Asst. Officer - 29.08.2009 গণিত
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A man can row three- quarters of a kilometer against the stream in 11.25 minutes and down the stream in 7.5 minutes. The speed ( in km/hr) of the man in still water is-

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A train can travel 50% faster than a car. Both start from point A at the same time and reach point B, 75 kilometers (km) away from A at the same time. On the way, however, the train had lost about 12.5 minutes while stopping at the station. what is the speed the car?

Created: 2 months ago | Updated: 2 weeks ago
Job Solution BASIC Bank Ltd BASIC Bank Ltd - Asst. Officer - 29.08.2009 গণিত
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In dividing a number by 585, a student employed the method of short division. He divided the number successively by 5,9 and 13 (factors of 585) and got the remainders, 4,8, 12 respectively.If he had divided the number by 585, what would have been the remainders?

Created: 2 months ago | Updated: 2 weeks ago
Job Solution BASIC Bank Ltd BASIC Bank Ltd - Asst. Officer - 29.08.2009 গণিত
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Three pipes P, Q and R can fill a tank in 6 hours. After working all three together for 2 hours, R is closed and P and Q can fill the remaining part in 7 hours. The number of hours taken by R alone to fill the tank is-

Created: 2 months ago | Updated: 2 weeks ago
Job Solution BASIC Bank Ltd BASIC Bank Ltd - Asst. Officer - 29.08.2009 গণিত
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