X2 – (A-3)X +(A+3) = 0 for what value of A the sum of square of roots will be least ?
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How many 3-digit numbers with atleast one 5 in their digits?
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Find the next series: AB EF JK QR ?
if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c
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A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
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Find the speed of the boat in still water if the river runs at 4 km/hr. The time taken by a Suresh to row the boat upstream is 3 as the time taken by him to row it downstream.
There are some chicken in a poultry. They are fed with corn One sack of corn will come for 9 days.The farmer decides to sell some chicken and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30 days. So initially how many chicken are there?
If VXUPLVH is written as SURMISE, what is SHDVD?
Given a triangle ABC, how would you use only a compass and straight edge to find a point P such that triangles ABP, ACP and BCP have equal perimeters? (Assume that ABC is constructed so that a solution does exist.)