Running at same constant rate, 6 identical machines can provide a total of 270 bottles per minute. At this rate how many bottles could 10 such machines produce in 4 minutes?
সমাধান
সঠিক উত্তর: Option D
6 identical machines can produce a total of 270 bottles per minute
-> Hence 1 machine can produce 270/6 bottles per min
so, 10 such machines produce in 4 minutes
-> 10 * 4 * 270/6 = 1800