Number of integral solutions for 5/x-3/y=1/2?
Points A, D and C lie on the circumference of a circle. The tangents to the circle at points A and C meet at the point B. If ang(DAC) = 83° and ang(DCA) = 54°. Find ang(ABC)
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How many 4-digit numbers uses exactly three different digits?
What would be shortest distance between any two consecutive meeting points of Ram & Shyam on a circular track, when their speeds are 700 m/sec & 1300 m/sec and length of circular track is 132 Km and both of them started from same point, in same direction and on same time and completed 120 rounds of track?
The digits of a three-digit number A are written in the reverse order to form another three-digit number B. B-A is perfectly divisible by 7, then which of the following is necessarily true range for A?
100,299
106,305
112,311
none
Two persons a(speed=15km/hr )and b=20 km/hr meet at p at same time.One day b was late by some time, so a started walking towards b and meet him at q 30 km front.by how much time b was late...Explain approach
How many 3 digits numbers r there such that if 3 is one of digits then 9 is next digit??
In how many ways can 1500 be written as product of 3 integers? OA: 124. Approach??
2 trains start from two opposite point a and b daily at 8 am and meet at 12 noon.After meeting the train which starts from b take 6hrs to reach a.One day the train from a reduces its speed and reaches b 200 min late.At what time the two trains will meet that day? Explain approach
Two shots were fired at an interval of 15 sec.A person who is very far from place of fire start moving in direction of sound after hearing 1st fire shot and he observed the 2 nd fire shot at an interval of 12 sec.If speed of sound is 330m/s.Find speed of man...Explain approach
Is there any way of uploading images of numericals on this thread...
i wish to post geometry questions and most of them require figures..
plz help.. thanx !!
Geometry
O is the centre of a circle of radius 5 cm... P is any pt. in the circle such that OP = 3 cm.. A is a pt. travelling along circumference .. X is the distance from A to P..
What is the least and greatest value of x ??
Explanation needed !!
Geometry
The circumference of the largest circle that can be drawn on the surface of 2 watermelons is 60 cm and 50 cm resp..
The first one is one and a half times as costly as the second
which of the two is more profitable to buy??
(Assume same density watermelons of spherical shape)
In the circle of radius 10 cm, AB = 6cm, BC = 2cm and angle ABC = 90.... CB is extended to cut the circle at D... Find the length of
Explanation (with diagram) needed
The figure is in the link mentioned..
when f(x) is divided by x-99 the remainder is 19. when f(x) is divided by x-19 the remainder turns out to be 99. what is the remainder when f(x) is divided by (x-99)(x-19) ?
find last 2 non zero digits of 36!-24!??
08
64
36
88
If in sum of n consecutive numbers 2 numbers x and y are removed than the average becomes 217/10.If x-y=29.Find x and y?
The best classes in Mumbai for CAT preparation?.. Please mention the branch name as well in case of any predilection!
38! / 41. remainder ?