১৩০৩২
In a triangle the length of the sides are 5, 9 and x. Which statement is always true?
উত্তর
4 < x < 14
১৩০৩৩
A takes thrice as long to do a piece of work, as B takes. A & B together can finish a piece of work in 15 days. A alone can do it in -
উত্তর
60 days
১৩০৩৫
When 4 is added to one half of a number, the result is 14. What is the number?
উত্তর
20
১৩০৩৬
The selling price of an article is Tk. 39, If its cost price is numerically equal to its profit percent, Then its cost price is-
উত্তর
30
১৩০৩৭
If a, b and c are not equal to 0 or 1 and if ax = b, by = c and cz = a, then xyz is-
উত্তর
0
১৩০৩৯
A man spends 75% of his income, His income increases by 20% & his expenditure increases by 15%. His savings are then increased by -
উত্তর
35%
১৩০৪০
A shopkeeper lost 7.5% by selling an article. If he had bought it at 10% less and sold it for Tk.31 more, he would have gained 20%. Find the cost price of the article.
উত্তর
200 Tk.