Mahesh has ₹1617 with him. He divided it amongst his sons Vijay and Ajay and asked them to invest it at 10% rate of interest compounded annually. It was seen that Vijay and Ajay got same amount after 15 and 16 years respectively. How much (in ₹) did Mahesh give to Vijay?
The average age of 30 students in a group is 18 years. When the teacher's age is included, the average age of the group increases by 1 year. What is the teacher's age (in years)?
A dishonest shopkeeper promises to sell his goods at cost price. However, he uses a weight that actually weighs 21% less than what is written on it. Find his profit percentage.
A and B are two stations 370 km apart. A train starts from station A at 9:00 A.M. and travels towards station B at a speed of 20 km/hr. Another train starts from station B at 10:00 A.M. and travels towards station A at a speed of 50 km per/hr. At what time do they meet?
LCM and HCF of two numbers are 168 and 6 respectively. If one of the numbers is 24,
then find the other number.
The population of a district is 369000, out of which 186000 are males. 45% of the population is literate. If 45% males are literate, then what percentage of females are literate?
What will be the volume (V) of the cuboid, if its length is doubled, height is halved and
breadth is tripled?
The average weight of Anwar, Amit and Gopal is 45 kg. If the average weight of Anwar and Amit be 43 kg and that of Amit and Gopal be 42 kg, then the weight of Amit (in kg) is:
Amit invests a sum of ₹5400 and Gopal invests a sum of 79400 at the same rate of simple interest per annum. If, at the end of 6 years, Gopal gets ₹960 more interest than Amit, then find the rate of interest per annum (in percentage).
The price of a shirt is first increased by 15% and then decreased by 12%, and again increased by 8%. Find the net increase or decrease percentage (correct to one decimal place) in the price of the shirt.
Two trains having lengths of 170 m and 480 m are running at speeds of 70 km/h and 80 km/h, respectively, in the same direction. The time taken (in minutes) by the faster train, coming from behind, to completely cross the other train is:
To do a certain work, A and B work on alternate days with B beginning the work on the first day.A alone can complete the same work in 22 days. If the work gets completed in 11 days, then B alone can complete 3/4 th part of the original work in:
Divide ₹4,800 among Ram, Shyam and Kartik in the ratio of 4: 8: 3. Find the amount received by Shyam.
If FI and F2 are the fourth proportional to 2/7 ,7/12,8 and 5/6 , 4/3,10, respectively, then what is F1 : F2?
Manoj has ₹1612 with him. He divided it amongst his sons Anand and Anil and asked them to invest it at 8% rate of interest compounded annually. It was seen that Anand and Anil got same amount after 13 and 14 years respectively. How much (in ₹) did Manoj give to Anand?
A shopkeeper bought an article for €500. At what price (in &) should he sell the article to
make 28% profit?
A dealer marks 20% above the cost price and allows a 20% discount. What is the profit or loss per cent?
If the curved surface area of a cylindrical pipe is 44,000 cm? and its diameter is 5 cm, find its length.
(Take ∏=22/7)