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Let the current ages of X, Y, and Z be x, y, and z years, respectively. (x+y+z)/3=25 x + y + z = 25×3 x+y+z=75 30+y+z = 75 y+z = 45…...(i) (30-z) + (y-z) = 2×19.5 30+y-2z = 39 y-2z = 9…...(ii) subtract both the above equation we get, 3z = 36 z = 12 years age of Z after 8 years = 12+8 = 20 years
Select the option in which the numbers are not related in the same way as are the number of the following set.
(5, 11, 165)
Given set: [15, 117, 51]
Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.
...Number of letters skipped in between adjacent letters goes on increasing successively by one in the series. Identify the set following the above rule.
Average age of a Father and his son Is 22 years. Ratio of their age is 10 : 1, what is the age of the son?
Select the option that is related to the third number cluster in the same way the second number cluster is related to the first number cluster.
3...
Select the number-pair in which the two numbers share a different relationship from that shared by the two numbers in the rest of the number-pairs.
If A = 1, B=2, C=3 and so on. Which of the following would have the least value?
New Jersey : Trenton:: Oman :?
Select the option that is related to the fifth term in the same way as the second term is related to the first term and fourth term is related to third ...