Question
A can complete a work in 12 days, and B can complete the
same work in 18 days. How many days will they take to complete the work if they work together?Solution
A’s rate of work = 1/12 B’s rate of work = 1/18 Together, their rate of work = 1/12 + 1/18 = (3 + 2) / 36 = 5/36 So, the time taken to complete the work together = 36/5 = 7.2 days Correct option: b
Which among the following is a technique of idea generation:
How much Stomp 30 EC is required for a 3-hectare area if Pendimethalin is recommended at 0.75 kg/ha to control weeds in groundnut?
Which is a low-pressure, high efficiency irrigation system that uses buried drip tubes or drip tape to meet crop water needs.
Urea contains:
Which disease(s) induce floral abnormalities?
In animal husbandry term Galactopoiesis refers to
Which of the following is covered under operating cost of tractor?
Bone meal is well suited for
In Kreb’s cycle, Acetyl Co-A combines with ______ to form citrate.
Common bread wheat (2n = 42) is