Question
A person covered 80 km at a speed of 'z' km/h and then
another 100 km at a speed of (3z/2) km/h. If the total time taken for the journey was 320 minutes, find the value of 'z'.Solution
ATQ,
So, z = (440 à 3) á (3 à 16) = 27.5 km/h
In a certain code language, âPAINTâ is written as â16191420â and âDEAFâ is written as â4516â. What will be the code for âJOKERâ in t...
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