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Let the cost price of journey ticket = Rsx 12 months payment of servant = Rs (4080 + x) 1 month payment of servant = Rs(4080+x)/12 And 7 months payment of servant = Rs(4080+x)/12 × 7 (4080+x)/12 × 7 = 1580 + x 28560 + 7 x = 18960 + 12x 5 x = 28560 – 18960 x = 9600/5 x = 1920 So cost price of journey ticket = Rs 1920
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Average speed of ‘A’ during a 20-hour journey is 20 km/h. If he covered the first 200 km of his journey at a speed of 20 km/h, then find the speed a...
A car running with a speed of ‘x’ m/sec makes 7 rounds of a circular field having radius 21 metres, in 12 seconds. Find the time taken by car to cov...
In a 1000-metre race, 'Ravi' beats 'Shyam' by '200' metres and 'Raj' by '300' metres. If 'Shyam' and 'Raj' participate in a 400-metre race, and 'Raj' ge...
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Emily walks to the library at 4 km/h and returns at 2 km/h. The total time spent traveling is 9 hours. What is the distance from her home to the library?