Question
Before servicing, a car runs at a speed of 50 km/hr
while after servicing, it runs at a speed of 60 km/h. After servicing the car covers a certain distance in 10 hours. How much time would the car have taken to cover the same distance when it was not serviced?Solution
After servicing, Distance covered by the car = 60 × 10 = 600 km Required time taken = 600/50 = 12 hours
More Time and distance Questions
600 Â Â Â 60Â Â Â 12Â Â Â ? Â Â Â Â 1.44Â Â Â Â 0.72
42, 48, 60, 84, 132, ?
78, 88, 100, 114, ?, 148
4097, ?, 4359, 4493, 4629, 4767
13, 28, ?, 118, 238, 478
51 26 27 ? 86 217.5
15.5, 62, 186, ?, 2232, 8928
17, 36, 65, 104, 153, ?
6848 + 9215 – 7295 - ? = 5945 – 3244
What will come in place of the question mark (?) in the following series?
7, 19, 55, 163, 487, ?
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