Question

An employee, travelling at 20 km/h, reaches his
office half-an-hour late than the time he would
take while travelling at 25 km/h. Find the distance
between his house and the office.​

Answer 1

Answer:

speed 1 × time 1 = speed 2×Tme 2

20× (x +1/2) =25x

20x+10 = 25x

10= 5x

x=2

Put x=2 in s1×t1

20×(2+1/2)

20×5/2

=50km

Answer 2

Step-by-step explanation:

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