Question
Twenty laborers can complete a piece of work in 12 days.
If 20 laborers started working and after 3 more days, additional laborers joined to complete the remaining work in 6 days, determine the number of laborers who joined after 3 days of the work started.Solution
ATQ, Let the number of Laborers joined after 3 days of the work started be ‘a’. 20L × 12 = 20L × 3 + (20 + a) L × 6 240L = 60L + 120L + 6aL 60L = 6aL a = 10
"Brown Manuring", a recent approach of weed control which is mostly used in crop of -
Example of C4 weed is
Cauliflorous bearing habit i.e fruits are borne on trunk and branches, is found in which horticultural crop?Â
According to Planning commission, Indian region is divided into how many agro climatic zones?
The period of life at which the reproductive organs first become functional is termed as ………………………….
...Which of the following phosphatic fertilizer is suitable for acidic soils?
On which date is National Small Scale Industry Day celebrated annually in India?
When rain falls on any material on ground having subfreezing temperatures and freezes into sheet or coating ice then it is known as:
The properties of Neem pesticides is generally referred to Â
The horizon which is termed as horizon of maximum eluviation of clay, Fe and Al oxides
Relevant for Exams:
