The average age of the 6 students is 11 years. If 2 more students of age 14 and 16 years join than their average will become
The average age of 10 players of a cricket team is 30 years. A 32 years old player is replaced with
i) a 37 years old player
ii) a 24 years old player. Find the new average in each case
A train when moves at an average speed of 50km/hr, reaches its destination on time. When it’s average speed becomes 40 km/hr, then it reaches 30 min late . Find the length of journey.
Two trains leave Delhi for Kolkata at 4:00 am and 4:30 am and travel at a speed of 50 Kmph and 75 Kmph respectively, then after
how many kilometers from Delhi both trains will be together?
107 * 107 + 93 * 93 = ?
The difference between the place valve and face valve of 6 in numeral 856973 is
A box contain 8 red balls, 6 green balls and 8 blue balls. A ball is drawn at random. What is the probability that the ball drawn is neither red nor green ?
Two cards are drawn from a pack of 52 cards. What is the probability that both are face cards?
When a shopkeeper sells an item at 25% discount to list price, he makes a profit of 25%. If he had sold it at list price, his profit would have been.
A man has 40 kg of tea, a part of which he sells at 5% loss and the rest at the cost price. In this business, he gets a loss of 3%. Find the quantity which he sells at the cost price.
In the following questions, two equations numbered are given in variables x and y. Solve both the equations and find out the relationship between x and y.
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:
Sam takes a loan of ₹500 for his business on 3rd May 2001. He had to pay the amount with 6% rate of interest on 15th July 2001. What is Is the simple interest to be paid?
A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:
Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?
Sum of Rs.96 was shared among 48 boys and girls,each girl receive Rs.2.40 and boy receive Rs.1.80.How much amount did boys
From a tank of petrol, which contains 500 litres of petrol initially, the seller sells 50litres of petrol each time and replenishes the tank with kerosene. Every time he sells out only 50litres of petrol.After replacing 4th time petrol with kerosene, find the total amount of kerosene in the mixture ?
Find the greatest 4 digit number exactly divisible by 15,21,56.
Find the L.C.M of 360, 440 and 730
The income tax is as follows:
Up to 2.5 lack
2.5 lack – 5lacs
5 lacs – 10 lacs
Above 10 lack
A person’s income is 8 lacs. What will be his net income tax in rupees & %?
What is the total number of students appeared for the examination if the number of failed candidates (25%) is 252 less than the number of passed candidates.
How many different 3 digit numbers can you make using digits 2,5,6,7,8,9. When digits are Repeated?
In the colours of rainbow (violet, indigo, Blue, Green, yellow orange, Red) 4 colours are to be selected if
1) 2 colours are always included
2) Colours are never included
How many three digit numbers without repetition can you make using digits. 0,2,3,4,5.If repetition is allowed in previous problem?