The sum of four natural numbers a1, a2, a3 and a4 is 210.
What is the minimum possible LCM of these 4 mentioned
natural numbers?
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There are 1000 junior and 800 senior students in a class. And there are 60 sibling pairs where each pair has 1 junior and 1 senior.1 student is chosen from senior and 1 from junior randomly.What is the probability that the two selected students are from a sibling pair?
1) 1)difference between ip and non ip protocol.
In a lock of 4 rings there r five characters how many unsuccessful attempts can be made ?
In a class total 34 students, 16 are have a brother, 15 are have sisters, 9 students don't have either brothers or sisters.Find the number of students having both brother and sisters.
a cube has colors blue,red ,yellow each on two opposite sides.cube is divided into "32 small cubes and 4 large cubes". how many cubes (on 36 cubes) have blue at least one side. how many cubes have colors on two sides.
In 6 seconds a light flashes once. In one hour how many times it will flash?
5 women given some of their heights(tall,medium,short)Hair( long, plainted),stards(Black or Brown), sari,2 medium,2-short.Tall-no sari.Plainted-medium.Answer the combinations.
I HAVE APPEARED FOR ALLAHABAD BANK ON 21-02-10, I WANT TO KNOW THE SECTIONAL CUT OFF'S FOR CATEGORY.
There are 3 societies A,B,C having some tractors each. A Gives B and C as many tractors as they already have. After some days B gives A and C as many tractors as they have. After some days C gives A and B as many tractors as they have. Finally each has 24 tractors.what is the original No.of tractors each had in the beginning?
there is a 4 inch cube painted on all sides. this is cut into no of 1 inch cubes. what is the no of cubes which have no pointed sides.
A person grows cabbage, he uses a larger square this year than previous year and produces cabbages than previous year.what is the no. of cabbages produced this year
A team P of 20 engineers can complete a task in 32 days. Another team Q of 16 engineers can complete the same task in 30 days. Then the ratio of working capacity of 1 member of P to that of a member of Q is:
Tata Tea cost rupees 95 per kg, Red label costs rupees 100 per kg and Lipton cost rs 70 per kg. How many kgs of each should be blended to produce 100 kg mixture worth Rs.90 per kg, give that the quantity of Red label and Lipton are equal.
It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train?
A triangle ABC is given, a line DE is parallel to base side and that cuts the triangle. The ratio of area of triangle to the area of trapezium given DE/BC= ?