For the following questions answer them individually
Ram invested 45% of his salary in a scheme for 3 years which offers 10% per annum compound interest, compounded annually. If he receives ₹5,958 as total interest, then find Ram's salary?
The length of the longest diagonal that can be placed in a closed cube is $$50\sqrt{3}$$ cm. What is the total surface area of this cube?
Kanti and Jiya together can finish a work in 3 days. If Jiya alone can finish the work in 6 days, then in how many days can Kanti alone finish the work?
A train P travelling at a speed of 15 m/s is able to cross a platform of 200 meter length completely in 30 seconds. Approximately how long will it take train P to cross a man who is coming towards the train on his bike at a speed of 27 km/h?
[Note: Ignore the length of the bike.]
Arpit completes a journey in 10 hours. He covers half of the distance at 30 km/h, and the remaining half of the distance at 70 km/h. What is the length of the journey?
A man divides a certain sum among his wife, his son and his daughter. His wife gets 45% of the sum, his son gets 30% of the sum, and his daughter gets the remaining ₹6,25,000. What amount did the wife get?
What should come in place of the question mark (?) in the following equation?
$$(?)^{2} +? + 12^{3} = 13^{2} + 22^{2} + 2715$$
The average weight of nine persons is 25 kg. If a new person joins this group, then the average weight becomes 26 kg. What is the weight of the new person?
Venus marked an article at 60% above its cost price. She sold it at a profit of 20%. Find the discount percentage offered on the article.
The number of adults who come only to walk in a park every day is 140. 18% of the adults come only to accompany their children in the park. 54% of the adults come only to run in the park. What is the total number of adults who come to the park every day (if the adults come for no other activity other than for the given reasons)?