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Start learning 50% faster. Sign in nowLitchi is commercially propagated by air layering/gootee/marcottage.
The average of five even numbers is 60. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4....
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 of 25 numbers is 22.The average of first 12 numbers is 14 and that of the last 12 numbers is 17. What will be the 25th number?
The average age of 12 girls is 35 years. If the age of two more girl is added the average decreases by one and a half year. What is the sum of the age o...
The average of 10 numbers is 42. If the average of the first 4 numbers is 24 and the average of the last three numbers is 36, then what is the average o...
Three numbers are given such that when the average of any two numbers is added to the third number, the resulting sums are 350, 330, and 310. Determine ...
The average age of 12 boys in the group is 9 years. If 2 more boys join the group, the average is increased by 1 year. What is the average age (in years...
There are 4 numbers – A, B, C & D. B is 25% more than A and D is equal to average of A & C. Ratio of A to C is 3 : 4 and C is 5 more than B. Find valu...
