SSC is well known for the recruitment of Group ‘B’ and ‘C’ posts under the Ministries/Departments in The Government of India. SSC organizes various examinations like Combined Graduate Level examination, Combine Higher Secondary Level, Stenographer and for SI/DP/CAPF, etc., throughout the year having almost the same Exam Pattern. The Exam paper is comprised of basically 4 subjects.
a. General Intelligence & Reasoning
b. English language & Comprehension
c. Quantitative Aptitude
d. General knowledge
For more detail, click the link given below.
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So, Jagranjosh.com has introduced a brief plan for revising topics at the time of examination. In this article, Alligation concept which sometimes appear more difficult to understand in terms of performing Hazzy calculations and confusing complications. It clearly focuses on your logics.
The word allegation means linking. It is used to find:
1. The proportion in which the ingredients of given price are mixed to produce a new mixture at a given price.
2. The mean or average value of mixture when the price of the two or more ingredients and the proportion in which they are mixed are given.
For two ingredient:-
Then (cheaper quantity): (dearer quantity) = (d-m): (m-c)
Example 1: If the rice at Rs 3.20 per kg and the rice at Rs 3.50 per kg be mixed then what should be their proportion so that the new mixture be worth Rs 3.35 per kg ?
Hence they must be mixed in equal proportion i.e. 1:1
For three ingredient:-
Example 2: Find out the ratio of new mixture so that it will cost Rs 1.40 per kg from the given three kinds of rice costing Rs 1.20, Rs 1.45 and Rs 1.74?
Sol 2: 1st rice cost = 120, 2nd rice cost = 145 and 3rd rice cost = 174 paisa.
From the above rule: we have,
Therefore, three rice must be mixed in 39: 20: 20 ratios to have a new mixture of rice.
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