Get Started with ixamBee
Start learning 50% faster. Sign in now
Number of schools (constructed, destroyed, redeveloped ) in state A = 500 + 250 + 200 = 950 Number of schools(constructed, destroyed, redeveloped ) in state B = 550 + 200 + 300 = 1050 Number of schools (constructed, destroyed, redeveloped ) in state C = 250 + 150 + 400 = 800 Number of schools(constructed, destroyed, redeveloped ) in state D = 300 + 200 + 300 = 800 Number of schools (constructed, destroyed, redeveloped ) in state E = 450 + 100 + 350 = 900 Required average= (950+1050+800+800+900)/5 = 900
In an examination, the average marks obtained by the students is 80. After correcting the quantitative mistakes, the average of 90 students is reduced t...
There are three distinct numbers ‘a’, ‘b’ and ‘c’. If, a = 150, (a + b) = 450 and (c – b) = 60, then find the average of a, b and c.
...The meaning of 12 observations is 15. One more observation is included, and the new mean becomes 17. The 13th observation is.
The average age of A and B is 19 years. If A is to be replaced by C, the average would be 18 years. The average age of C and A is 20 years. Find the age...
The average of n numbers is 62. If each of 55% of the numbers is increased by 18 and each of the remaining numbers is decreased by 12, then the n...
The average age of a group of 25 persons is found to be 30 years. Later it is found that age of two of the persons is calculated as 32 and 60 ins...
Determine the count of boys who passed the interview if the ratio of boys who passed to girls who failed is 5:3. Given that the number of girls who fail...
The average number of books on history, polity and geography in a library is 144, and the average number of books on history and geography is 140. If th...
A bag contains 20 rupees note, 50 rupees note and 100 rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 2,600, find the average numbe...
In a family of 8, the men eat on average 70 kg of food and women eat on an average 51 kg of food. The men and women are equal in number. A woman joined ...
