ABC26GN3674 · Time and Distance

Subject: General Aptitude · Chapter: Time and Distance · Exam: 2002 · Marks: · Difficulty:

A man can reach a certain place in 30 hours. If he reduces his speed by $\frac{1}{15}$ th, he goes 10 km less in that time. Find his speed.
(a)4 km/hr
(b)5 km/hr
(c)$5 \frac{1}{2} \mathrm{km} / \mathrm{hr}$
(d)6 km/hr
Answer
Answer (as printed): B
Explanation
Let the speed be $x \mathrm{km} / \mathrm{hr}$. Then, $30 x-30 \times \frac{14}{15} x=10 \Leftrightarrow 2 x=10 \Leftrightarrow x=5 \mathrm{km} / \mathrm{hr}$.

Open in whiteboard · Browse this chapter in the app