For the following questions answer them individually
A can do a piece of work alone in 15 days, while B complete the same piece of work alone in 12 days. If they work on it together for 5 days, then the fraction of the work that will be left is:
A sum invested at a certain rate of interest per annum, compounded annually, amounts to ₹14,400 in 2 years and to ₹25,920 in 4 years. What is the sum invested?
A mobile phone is sold at a profit of 80%. The nominal profit is approximately what percentage of the selling price of the mobile phone?
Manoj decided to give 25% of his income to his son A and a certain amount to his son B. If he gave ₹2,208 to B which is 92% of the decided amount and is ₹1,542 less than the amount given to A, then what percent of his total income did Manoj decide to give his son B?
Uttar Pradesh won the 11th Junior National Men’s Hockey Championship following a 3-1 victory over Chandigarh. Where was the event held?
