The SMART system is specifically designed to enhance the Indian Navy's anti-submarine warfare capabilities, allowing torpedoes to be delivered at extended ranges.
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?
21 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 179. Find the smallest part.
A shopkeeper sells a product for ₹720 at a profit of 20%. What was the cost price of the product?
Find the sum of 12th terms of a geometric progression whose 1st term is 8 and common ratio is 2.
Determine the mean proportion of 72 and 50.
If the standard deviation of a population is 3.5, what would be the population variance?
The average weight of a class of 25 student is 60 KG. If X is student joined the class, than the average weight of whole class increases by (2X – 7...
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
In an A.P a9 = 40, then find sum of first 17 terms of that A.P.
The mean of a data set is 50 and the standard deviation is 10. What is the coefficient of variation?
