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The probability of A speaks truth 4/5 while B is 3/4. The probability that they contradict each other when asked to speak on a fact is

Find the last two digits of : 15*37*63*51*97*17

There is a 7-digit telephone number with all different digits. If the digit at extreme right and extreme left are 5 and 6 respectively, find how many such telephone numbers are possible?

Due to a 25% price hike in the price of rice, a person is able to purchase 20 kg less of rice for Rs. 400. Find the initial price.                                            

A man decides to travel 80 kilometers in 8 hours by foot and partly on a bicycle. If his speed on foot is 8km/hr and on bicycle 16 km/hr. What distance he travel on foot?

Merchants from Europe began to enter Into India in large numbers during 16 th and 17 th centuries as wealth and commercial resources attracted them. They planned to do business in India. So the work started. With time, The Portuguese, Danes, British, Dutch and The French took the leading role in venture. After Aurangzeb in 1707, the Mughal Empire was approaching towards their end. Provincial governors stated them as the independent. The foreign merchants, particularly the British East India Company took the advantage of the Indian States and one by one states were ruled by British

This video teaches you to remember the words which are very important for ant government exams.Just watch and learn

25−5{2+3{2−2(5−3)+5}−10}÷4=? Watch video for solution 

A six-digit number is formed by repeating a three-digit number; for example, 256256 or 678678 etc. Any number of this form is always exactly divisible by: Watch the video for solution:

At what rate percent per annum will Rs.3000 amount to Rs.3,933 in 3 years if the interest is compound interest? Watch the below video for solution.

English is the official language of which Indian State? Answer – Nagaland Silicon is the main constituent of? Answer –Rocks Who presided over the first session of All India Kisan Sabha? Answer –Swami Sahajanand Which country in Europe is called the “The land of midnight Sun”? Answer –Norway Krebs cycle forms an important product? Answer –ATP The head office of the state bank of India? Answer –Mumbai Ultrasonic waves can be detected by Answer –Kundt’s tube What is a software? Answer –A computer language May 8 is observed as Answer –World telecommunication day “India of our Dreams” is a book written by? Answer -M.V. Kamath In the human body, fats are stored in the Answer -Liver Thimpu is the capital of Answer –Bhutan When is International Mountain day observed? Answer –December 11 The original name of swami Vivekananda was? Answer –Narendranath Dutta Raziya sultan was daughter of? Answer –ILLutmish Charak was the famous co...

The difference between simple interest and the compound interest on a certain amount of money for 3 years at 10% per annum is Rs. 46.50. The sum is:  

11. The LCM of two numbers is 30 and their HCF is 5. One of the number is 10. The other is (1) 20 (2) 25 (3) 15 (4) 5 Ans. 3 12. The product of two numbers is 1280 and their H.C.F. is 8. The L.C.M. of number will be : (1) 160 (2) 150 (3) 120 (4) 140 Ans. 1 13. The H.C.F. and L.C.M. of two numbers are 8 and 48 respectively. If one of the number is 24, then the other number is (1) 48 (2) 36 (3) 24 (4) 16 Ans. 4 14. ThebH.C.F. and L.C.M. of two numbers are 12 and 336 respectively. If one of the number is 84.  The other is (1) 36 (2) 48 (3) 72 (4) 96 Ans. 2 15. The product of two numbers is 216. If the HCF is 6, then their LCM is (1) 72 (2) 60 (3) 48 (4) 36 Ans. 4 16. The HCF and LCM  of two numbers are 18 and 378 respectively. If one of the numberis 54, then the other number is (1) 126 (2) 144 (3) 198 (4) 238 Ans. 1 17. The HCF and product of two numbers are 15 and 6300 respectively. The number of possible pairs of the numbers is (1) 4 (2) 3...

If sin21°=  x/y , then sec 21°-sin⁡〖69°〗 is equal to                                                          

X can do a piece of work in 40 days. He works at it for 8 days and then Y finished it in 16 days. How long will they together take to complete the work?                                                      

 If〖(sin⁡α+cosec α )〗^2+ 〖(cos⁡〖α+sec⁡α 〗)〗^2=k+〖tan〗^2 α+〖cot〗^2 α, then the value of k is                                        

If a = 2.234 b = 3.121 c = -5.355 then the value of a^3+ b^3+ c^3-3abc

 If x = √5 + 2, then the value  (2x^2-3x-3 )/(3x^2-4x-3 ) is equal to . Watch video to see solution

The area in sq. unit of the triangle formed by the graphs of x=4, y=3, 3x+4y=12 is Watch video for solution. Subscribe to our channel                                     

Lord Mountbatten reached India on March 22, 1947. His primary task was to complete the transfer of power at the earliest opportunity. The whole of India was in torment. George Ebel, the Private Secretary to Mountbatten, informed that India was heading towards civil war. Mountbatten had a rapid series of 133 interviews with political leaders between March 24 and May 6, 1947. He found Gandhi and Jinnah holding diametrically opposite views. Jinnah stuck to his demand for Pakistan while Gandhi not agree for partition as long as he was alive. He even proposed the name of Jinnah as the Prime minister. Mountbatten described Jinnah as Psychopathic case. The Governor-general ultimately realized that the partition was the only way out to end the impasse. He apprehended that any more delay in solving this political deadlock would only aggravate the communal problem Bengal, Punjab and other areas were riot-stricken. He was also convinced of the inevitability of the partition. Nehru, Patel and ot...

p/a+q/b+r/c=1 and  a/p+b/q+c/r=0 Where a, b, c are non-zero, then p^2/a^2 +q^2/b^2 +r^2/c^2  is Watch video to see the solution :                                  

1. The sum of the squares of two positive numbers is 100 and dfference of their squres is 28. Find the sum of the numbers : (1) 12 (2) 13 (3) 14 (4) 15 Ans. 3 2. The product of two numbers is 120. The sum of their squares is 289. The difference of these two numbers is (1) 9 (2) 7 (3) 8 (4) 6 Ans. 2 3. 380 mangoes are distributed among some boys and girls who are 85 in number. Each boy gets four mangoes and each girl gets five. The number of boys is (1) 15 (2) 38 (3) 40 (4) 15 Ans. 4 4. The product of two positive numbers is 2500. if one number is four time the other. then the sum of the two numbers is : (1) 25 (2) 125 (3) 225 (4) 250 Ans. 2 5. In a two digit number if it is known that its unit digit exceeds its tens digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is (1) 46 (2) 42 (3) 26 (4) 24 Ans. 4 6. In a test, 1 mark is awarded for each correct answer and one mark is deducted for each wron...

A fruit seller buys some oranges and by selling 40% of them he reliases the cost price of all the oranges. As the oranges being to grow over-ripe, he reduces the prices and sells 80% of the remaining oranges at half the previous rate of proof it. The rest of the oranges being rotten are thrown away. The overall percentage of profit is? Watch video for solution :                                 

1. What is the arithmetic mean of first 20 odd natural numbers ? (1) 19  (2) 17 (3) 22 (4) 20 Ans. 4 2. Two positive whole numbers are such that  the sum of the first number and twice the second number is 8 and their difference is 2. The number are : (1) 7, 5 (2) 6, 4 (3) 4, 2 (4) 3, 5 Ans. 3 3. Which one of the following numbers is not a squareof any natural numbers ? (1) 17956 (2) 18225 (3) 63592 (4) 53361 Ans. 3 4. Numbers 2, 4, 6, 8, 10, ..........196, 198, 200 are multiplied together. The number of zeros at the end of the on the right will be equal to- (1) 21 (2) 22 (3) 24 (4) 25 Ans. 2 5.  800 chocolates were distributed among the students of a class. East student got twice as many chocolates as the number of students in the class. The number of the students in the class was : (1) 25 (2) 30 (3) 35 (4) 20 Ans. 4 6. The numbers are 2, 4, 6, 8, ....., 98, 100 are multiplied together. The number of zeros at the end of the product must be ...