২৮৭০৩
A man sold his watch at a loss of 5%. Had he sold it for Tk. 56.25 more he would have gained 10%. what was the cost on of the watch?
উত্তর
375
২৮৭০৫
Oranges are bought at 5 for Tk. 10 and sold at 6 for Tk. 15. The gain percent is -
উত্তর
25%
২৮৭০৭
A box is made in the form of a cube. If a second cubical box has inside dimensions three those of the first box, how many times as much does the second contain?
উত্তর
27
২৮৭০৮
A dishonest trader mixes 2 kg of vegetable ghee costing Tk. 45 a kg with 3 kg of standard ghee costing Tk. 70 per kg. He sells the mixed ghee at Tk. 65 per kg. what is his percentage of profit?
উত্তর
8.33%
২৮৭০৯
A number,when 35 is subtracted from it, reduces to its 80 percent. What is four-fifth of that number?
উত্তর
140
২৮৭১০
By selling an article for Tk. 100 a man gains Tk. 15.Then, his gain % is -
উত্তর
15%