Question
In a circle, a diameter AB and a chord PQ (which is not
a diameter) intersect each other at X perpendicularly. If AX : BX = 3 : 2 and the radius of the circle is 5 cm, then the length of chord PQ is 1. 2√13 cm 2. 5√3 cm 3. 4√6 cm 4. 6√5 cmSolution
The correct answer is C
The sum of three consecutive odd natural numbers each divisible by 3 is 81. Which number is the largest number among the three numbers?
What is the ratio of the sum of the squares of the first 8 natural numbers to the sum of the first 12 odd natural numbers?
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