The correct answer is A
Naveen walking at a speed of 15 km/h reaches his office 20 minutes late. Next time he increases his speed by 5 km/h, but he finds he is still late by 5 ...
An Aeroplane flies along a Square field @ 50, 100, 200 and 400 km/hours respectively. Then find the Average speed of the aeroplane during the whole jour...
Ajay and Vishal left the place ‘X’ with different speeds which are in the ratio 5:3 respectively. Ajay left the place 36 seconds after Vishal. If af...
A and B are travelling towards each other with a speed of 70 km/hr and 80 km/hr. If they started at same time and A covered 30 km less distance than B b...
Pratham is traveling from Delhi to Banthara, a distance of 382 km. She starts her journey from Delhi at a speed of 120 km/h, and her speed decreases by ...
In an examination, the average marks obtained by the students is 75. After correcting the quantitative mistakes, the average of 100 students is reduced ...
If the speed ratio of A, B and C while covering the same distance is 7 : 3 : 1 then find the ratio of time taken by them.
'A' and 'B' are running on a circular track of length 5000 metres. 'A' is running clockwise at 6 m/s while 'B' is running anti-clockwise at 8 m/s. Find ...
Speed of a car and a bus is 30 km/h and 18 km/h, respectively. If the time taken by the car to cover a distance of ‘8x’ km is 1 hour less than time ...
In a 250-metre race, ‘A’ beats ‘B’ by 16 seconds or 80 metres. Find the time taken by ‘B’ to finish the race.
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