Question
Before servicing, a car runs at a speed of 26 km/hr
while after servicing, it runs at a speed of 52 km/h. After servicing the car covers a certain distance in 6 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 = 52 × 6 = 312 km Required time taken = 312/26 = 12 hours
The value of i ∙ (j × k) + j∙ (i× k)+ k∙ (i × j) =Â
Evaluate
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