If prices fall 20% , what wil be the price of an article which now costs TK. 20 ?
A number when divided by 105 leaves 99 as remainder . What will be the remainder if the number is divided by 21 ?
The population of a town exceeds one-fifth of its own population by 5000. What is the population of the town ?
By selling an article, Shila earned a profit equal to 1/4 th of the price she bought it for. If she sod it at TK.375, what was the cost price ?
The average age of three persons is 30 years. If the ratio of three ages is 3 : 5 : 7, what is the age of the youngest person ?
If A : B = 2 : 3, B : C = 4 : 5 and C : D = 6 : 7, what is the ratio between A to D ?
X purchased some pens for TK. 120 . If the price per piece of pen was TK. 3 less, he would have received 2 more pens. How many pens did he purchase ?
Sumi walks to her office at the rate of 4 miles per hour. If she increases her walking speed by 1 mile per hour , she would reach her office half an hour earlier than the previous time. What is the distance in miles of her office from her house ?
Given AB = 4, AC = 5, the perimeter of the rectangle is -
If it takes 4 days for 3 machines to do a certain job, it will take two machines to do the same job in -