general
Maths Puzzle
1/9,1/8,X,1/9,5/49,3/32
Read Solution (Total 1)
x= 3/25
series is
1/3^2, 2/4^2, 3/5^2, 4/6^2,5/7^2, 6/8^2
12 years ago
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general Other Question
In mathematics country 1,2,3,4....,8,9 are nine cities. Cities which form a no. that is divisible by 3 are connected by air planes. (e.g. cities 1 & 2 form no. 12 which divisible by 3 then 1 is connected to city 2). Find the total no. of ways you can go to 8 if you are allowed to break the journeys.
Starting from the same point in straight direction, one car travels north; the other travels east.When the car traveling north had gone 24 miles, the distance between the cars was four miles more than three times the distance traveled by the car heading east.What is the distance between the cars at that time ?