Question
Where was the Iron Dome initially deployed and declared
operational on March 27, 2011?Solution
Israel Iron Dome is a mobile all-weather air defense system developed by Rafael Advanced Defense Systems and Israel Aerospace Industries and initially deployed on 27 March 2011 near Beersheba. On 7 April 2011, the system successfully intercepted a rocket launched from Gaza for the first time.
15 is divided in three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 83. Find the smallest part?
Mean of a grouped data calculated using direct method, assumed mean method or step deviation method:
The number of terms needed to get Sn = 0 in the A.P of 63, 60, 57. . . . .
At a certain time in a park, the number of heads and the number of legs of monkeys and human visitors were counted, and it was found that there were 54 ...
Boat ‘A’ can cover 320 km in still water in 16 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 5:3 and the sp...
The mode of the sample data = is 24 and the median = 80. Find the mean of this distribution
Find the standard deviation of the following data (rounded of the two decimal places).
5,3,4,7
A spent 36% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 25% and 40% to his mother and brother, respec...
If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true? Â
a. p is a perfect cube
What is the sum of the first 14 terms of an arithmetic progression if the first term is -21 and last term is 40?
