On each market day Mrs. Bassey walks to the market from her home at a steady speed. This journey normally takes her 2 hours to complete. She finds, however, that by increasing her usual speed by 1 km/hr she can save 20 minutes. Find her usual speed in km/hr
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option C
Explanation:
Let x rept. the usual speed = \(\frac{Distance}{Time}\)
= \(\frac{20}{1}\) x \(\frac{1}{2}\)
= 5
Let x rept. the usual speed = \(\frac{Distance}{Time}\)
= \(\frac{20}{1}\) x \(\frac{1}{2}\)
= 5