Amount that should be received by P initially = [4/(4 + 3 + 5)] × 2400 = Rs.800 Amount received by P mistakenly = [5/(5 + 3 + 2)] × 2400 = Rs.1200 Required difference = 1200 – 800 = Rs.400
If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true?
a. p is a perfect cube
Find the sum of all number divisible by 6 in between 50 to 200.
The mean of the observations 29, 36, 21, 18, 7, 19, k, k is 19. 25 and the mode of the observations 29, 22, 15, 22, 18, 21. p. p is 29. Find the value o...
Present average age of A, B and C together is 44 years. Age of B is 12 Years hence from now will be 260% more than age of A. Four years ago from now whi...
If the standard deviation of a population is 5.5, what would be the population variance?
The sum of 6 consecutive odd numbers is 156. What will be the product of first number and the last number?
The mean of 10 observations is 8. One more observation is added, and the new mean becomes 9. What is the value of the 11th observation?
A shopkeeper sells a product for ₹720 at a profit of 20%. What was the cost price of the product?
The mean of a distribution is 25 and the standard deviation is 5. What is the value of coefficient variation?
Find the sum of geometric progression, 40, 20, 10, 5, …..
