✔ Correct Answer: D. None of these
The correct answer to the question “A can finish a work in 40 days. 5 is 255% less efficient then A. The number of days A & B will take to finish the work working together in nearly ≠ 3?” is None of these. This question belongs to Mathematics. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.
Related MCQs
complete the series: 4.8.9.13.14.18.____?Find out the wrong number in the series : 1, 1, 2, 6, 24, 96, 720Find the average of the series : 312, 162, 132, 142 and 122?Find the Missing Number in the series 1, 6, 13, 22, 33 ?In a school, 40 % of the students play football and 50 % play cricket. If 18 % of the students play neither football nor cricket, the percentage of students playing both is____?