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Length is increased by 10% = 1/10 So breadt will be decreases by = 1/(10 + 1) x 100 = 100/11 % Alternate Method; If Length increases by 10% . lets syaing increasing from 100 to 110 So breadth will decrease incersalt from 110 to 100 So % decrease in breadth = (110 - 100)/110 `xx` 100 = 10/110`xx` 100 = 100/11 % ` `
Two friends start running on a circular track of 900 metres in opposite directions. One runs at 18 m/s and the other at 27 m/s. When will they first be ...
Before servicing, a car runs at a speed of 45 km/hr while after servicing, it runs at a speed of 90 km/h. After servicing the car covers a certain dista...
Two trains depart from the same station. The first train departs at 8:00 A.M., traveling at a speed of 60 km/h. Two hours later, at 10:00 A.M., the seco...
The radius of a circular garden is 42 m. The distance (in m) covered by running 8 rounds around it, is: (Take )
'X' takes 15 minutes more than 'Y' to cover 'x' km. If the speed of 'X' and 'Y' is 9 km/h and 12 km/h, respectively, find the value of 'x'.
A man takes a total of 5 hrs 30 min by walking to a certain place and coming back by cycle. He would have gained 2 hrs 30 min by cycling both the ways. ...
A car travels a distance of200 km at the speed of 50 kmph. If it covers the ne×t 160 km of its journey at the speed of 80 kmph and last 80 km of i...
A man travels a specific distance at a given speed, completing the journey in a set amount of time. If he had reduced his speed by 10 km/h, it would hav...
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...
The speeds of 'Pawan' and 'Qureshi' are in the ratio of 8:5. If the total time they take to individually cover 400 km each sums up to 65 hours, what is ...
