Related InterviewSolutions

• One tank can be filled up by two taps in 6 hours. The smaller tap alone takes 5 hours more than the bigger tap alone. Find the time required by each tap to fill the tank separately.
• Solve : `(x^(2002)+10x^(2001))/(10x^(2000))=957.9`
• The sum of x - coordinate of the vertices of the Delta is 18 and that of y - coorcinates is 24 then the coorinates of its centroid are `…….`A. (6,8)B. (8,6)C. (9,12)D. (12,9)
• Find the values of `a` and `b` for which the simultaneous equations `x+2y=1` and `(a-b)x+(a+b)y=a+b-2` have infinitely many solutions.
• Seg AB is a diameter of a circle with cente P , seg AC is a chord . A through P and parallel to seg AC intersects the tangent drawn at C is D . Prove that line DB is a tangent to the circle .
• In ` Delta ABC, angle ACB = 90^(@) ," seg "CD bot ` side AB and seg CE is angle bisector of `angle ACB` Prove : ` (AD)/(BD) = (AE^(2))/(BE^(2))`
• Height of a cylinfrical barrel is 50 cm and radius of its base is 20 cm . Anurag started to fill the barrel with water, when it was empty by cylindrical mug . The diameter and height of the mug are 10 cm and 15 cm respectively. Find the no. of mugs required for the barrel to overflow ?
• How many terms of the A.P. 16,14,12……….. are needed to given the sum `60` ? Explain why do we get two answers.
• (A) Choose the correct alternative : O is a centre of a circle, Tangents TP and TQ of the circles itersect at point T in the exterior of the circle. Points P and Q lie on the circle . If ` anglePOQ = 120^(@) ` then ` angle PTQ = ?`A. `120^(@)`B. `30^(@)`C. `60^(@)`D. `90^(@)`
• In a right Delta, the sum of the squares of sides containing right angle is 225 , then what is the length of its hypotenuseA. 14B. 13C. 12D. 15