One-fifth of a certain journey is covered at the rate of 35 km //h, one-fourth at the rate of 40 km//h and rest at

# Ask a Question

### Question Asked by a Student from EXXAMM.com Team

Q 2240467313.     One-fifth of a certain journey is covered at the rate of
35 km //h, one-fourth at the rate of 40 km//h and rest at 45
km//h. Find the average speed for the whole journey.
IBPS-CLERK 2017 Mock Prelims
A

50 km//h

B

138.93 km//h

C

42 km//h

D

47.34 km//h

E

None of these

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis