P, Q and R together can complete a work in 12 days. All of them worked together for 6 days and then P left. How much time will Q and R together will take to complete the remaining work?
I. If P completes a work in X number of days, then Q and R together complete the work in X number of days.
II. After leaving the work, P completed another work in 10 days.
From statement I, it is clear that had P not left the work, the remaining work would have been completed in 6 days. Now since, P’s efficiency is equal to (Q + R)’s efficiency, now the work will completed in 12 days. Statement II is not related to the question.
Scientific name of grape is:
Which one of the following chemical is most effective in managing downy mildew diseases:
What does a more elastic curve signify in terms of price and quantity consumed?
Which one of the following is the crop response curve to applied fertilizer?
Irrigation requirement of 90 days duration maize variety is 50 cm. How much area can be irrigated with a flow rate of 20 litre per second for 8 hours in...
Disease caused by viruses is
Water movement in a saturated soil is governed by
Khaira disease of rice is caused due to deficiency of
Which is the anticoagulant is used for rat control?
_____ is known as the Camel crop.