Question
Two alike magnetic
polesSolution
Like poles repel while unlike poles attract.
The average age of a class of 25 girls is 20 years. If 7 new girls having average age of 12 years join the class, then the average age of the class beco...
A car covers a distance of 60 km at a consistent speed. If the car's speed is increased by 8 km/h, it would take 2 hours less to travel the same distanc...
The average weight of a group of five persons, A, B, C, D, and E is 70 kg. If another person K joins the group then the average weight of the group is d...
The average age of A and B is 19 years. If A is to be replaced by C, the average would be 18 years. The average age of C and A is 20 years. Find the age...
Average age of 30 students is 14 years. If 6 students leave the class, then the average age decreases by 0.5 years. Find the average age of the students...
The average of the second and third numbers is 50, while the average of the first and fourth numbers is 54. If the sum of the second and fourth numbers ...
The average score of a class of boys and girls in examination is X. The ratio of boys and girls in the class is 4:3. If the average score of the boys (X...
In an examination the average marks of Rohit is 63. If he got 20 more marks in science and 28 more marks in maths then his average would have been 69. F...
Rohit Sharma's strike rate is initially 125 after facing a certain number of balls. Over the next 14 balls, he scores an addition...
- David scored 144 runs in a match, and that made up 80% of the total team score. If 10 runs were added as extras, how many runs did the other players contri...
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