২৭৩৯৫
A man can walk uphill at the rate of 2.5 hm/hr and downhill at the rate of 3.25 km/hr. If the total time required walking a certain distance up the hill and return to the starting position is 4 hr 36 min, what is the distance he walked up the hill?
উত্তর
6.5 km
২৭৩৯৬
A, B and C enter into a partnership with a certain capital in which A's contribution is TK. 10,000. If out of a total profit of TK. 1,000, A gets Tk. 500, B gets Tk. 300the C's capital is
উত্তর
TK. 4000
২৭৩৯৮
The marked price of an article is TK. 500. It is sold on two successive discounts of 20% and 10%.The selling price of that article is
উত্তর
TK. 360
২৭৪০০
A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup , How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?
উত্তর
1/5