Anwar leaves home everyday at 4 p.m to pick his son from school and returns home at 6 p.m. One day, the school was over at 4 p.m and the son started walking home from school. Anwar, unaware of this, starts from home as usual and meets his son on the way and returns home with him 15 minutes early. If the speed of Anwar is 30 km\hr, find the speed of his son.
A person left point A for point B . Two hours later, another person left A for B and arrived at B at the same time as the first person .Had both started simultaneously from A and B travelling towards each other , they would have met in 80 minutes .How much time did it take the faster person to travel from A to B .
I have one rupee coins, fifty paise coins and twenty five paise coins. The number of coins are in the ratio 2.5 : 3 : 4. If the total amount with me is Rs. 210, find the number of one rupee coins. (CAT 98)
a. 90 b. 85 c. 100 d. 105
A function is defined for a real variable x as f(x) = max (3x+8 , 25-4x, 12-x) .. Minimum value of f(x).
A person left point A for point B . Two hours later, another person left A for B and arrived at B at the same time as the first person .Had both started simultaneously from A towards B , they would have met in 80 minutes .How much time did it take the faster person to travel from A to B .
integral value of rt (50*51*52*53)
Let a function f satisfy the following: f (x) + 2f (27 - x) = x. Find f (11)
AB is a chord of length 6 in a circle of radius 5 and center O. A square is inscribed in the sector OAB with two vertices on the circumference and two sides parallel to AB. What is the area of square approximately?
last digit of
1*2*3*4+2*3*4*5+3*4*5*6....+49*50*51*52
how many numbers
less than 100000 are perfect squares and have same tens and unit digit?
A rectangular paper when folded into two congruent parts had a perimeter of 34cm foer each part folded along one set of sides and the same is 38cm. When folded along the other set of sides. What is the area of the paper?
a)140 b)150 c)240 d)560
Marketing has always been recognized as an important business activity. It is as old as business itself though its shape and form has grown. From the simple act of selling something on offer, to increasingly sophisticated methods of reaching a customer with the objective of selling, the very meaning of Marketing has, and continues to, evolve at a faster pace than ever before. If you want to make a career in Marketing and Marketing Communications the PGP at Northpoint Centre of Learning is what you may want to explore.
If three consecutive numbers are selected randomly from first 100 natural numbers.what is probability that their product of 3 numbers is divisible by 24 ?
(Provide method applied as well).
- 41/98
- 61/98
0 voters
A,B,C have decided to complete a work together. The time taken by A alone to complete the work is 12.5% more than time taken by B and C together to complete the work. The time taken by B alone is 42 6/7 % more than time taken by A & C together to complete the work. If C alone takes 63 days to complete the work, find the time required for all of them together to complete the work.
Of 64 boxes of apricots, each box contains at least 60 and at most 81 apricots and not more than 3 boxes have the same number of apricots. What is the least number of apricots that can be there in all boxes together?
There are 12 points in plane of which 5 are collinear.
The number of quadrilateral which can be formed with vertices at these points are __.