- A15 hours
- B25 hours
- C16 hours
- D18 hours
Step-by-Step Solution
25% faster means rate , so time h. 15 h is 25% less TIME.
Answer: C) 16 hours
Leena can type a thesis in 20 hours. Pinky types 25% faster. How long does Pinky take?
Class 8Time and WorkDirect and Inverse Proportions
Master this chapter in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Time and Work practice questions
More Class 8 Time and Work practice
A can do 1/3 of a job in 5 days and B can do 2/5 of it in 10 days. How long will they…A job takes A 30 days. A and B together do it in 20 days. What is the ratio of A's work…A can finish a work in 25 days and B in 20 days. They work together for 5 days, then A…A and B finish a job in 9 days. B and C finish it in 12 days. A and C finish it in 18…A alone finishes a job in 15 days; B alone in 10 days. They work on alternate days,…