Question

The distance between A's house and B's house is 18 km. If A runs from his house
to B's house at 3/4
th of the normal speed, he takes an hour more. What is A's
normal speed ? (in kmph)​

Answer 1

Answer:

3/4+1

=3+4/4

=7/4

Hence, normal speedis7/4 kmph

or 1.75kmph