35 women can do a piece of work in 15 days. How many women would be required to do the same work in 25 days?
Answer
Answer (as printed):
Explanation
Let the required number of women be x. Then, More days, Less women (Indirect Proportion) 15 × 35 \ 25 : 15 : : 35 : x ⇔ (25 × x) = (15 × 35) ⇔ x = = 21. 25 Hence, 21 women can do the work in 25 days.
Explanation as extracted from the printed page; notation may be imperfect.