HCF of 3240, 3600 and a third number is 36 and their LCM is 24×35×52×72. The third number is
The sum of the ages of a son and father is 72 years. After 12 years the age of the father will be 3 times that of the son. What is the age of the son now
The population of a village is 50000, 40% of them are men, 35% of them are women and the rest are children. Find the number of children
If the price of an item is increased by 30% and then decreased by 30%. The final price compared to original price is
A person A does 500 J of work in 10 minutes and another person B does 600 J of work in 20 minutes, Let the power delivered by A and B be PA and PB respectively. Then
The daily wage is increased by 15% and a person now gets Rs. 23 per day. What was his daily wage before the increase