For the following questions answer them individually
The profit earned after selling an article for Rs. 878 is the same as loss incurred after selling the article for Rs. 636. What is the cost price of the article ?
The ages of Khushi and jagriti are in the ratio 5 : 8. After 8 years the the ratio of their ages will be 3 : 4. What is the difference in their ages ?
Mohan decides to attend to some urgent work on a particular day in the month of August 2008. What is the probability that the day chosen by Mohan to attend to his work is a saturday ?
While selling a watch, a shopkeeper gives a discount of 15%. If he gives a discount of 20% he earns Rs.51 less a profit. What is the original price of the watch ?
The length, breadth and height of a school auditorium are 10 m, 30 m and 10 m respectively. The density of air is 1.3 kg per cubic metre, the mass of their inside the auditorium is
If the numerator of a fraction is increased by 300% and the denominator is increased by 500%, the resultant fraction is $$\frac{5}{12}$$. What was the original fraction ?
12 men can do a piece of work in 10 days. How many men would be required to do the same work in 8 days ?