Multiple choice

5 women can do a piece of work in 6 days while 10 boys can do it in 5 days. In how many days 5 boys and 3 women do it- 5 महिलाएं एक कार्य को 6 दिन में कर सकती है जबकि 10 लड़के इसी कार्य को 5 दिन में कर सकते हैं। 5 लड़के और 3 महिलाएं इसी कार्य को करेंगे-

  1. 10

  2. 5

  3. 8

  4. 15
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

5 women's 1 day work = 1/6, so 1 woman's 1 day work = 1/30. 10 boys' 1 day work = 1/5, so 1 boy's 1 day work = 1/50. Combined: 5 boys + 3 women = 5/50 + 3/30 = 1/10 + 1/10 = 1/5 work per day. So they take 5 days.

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