Question
A person purchased diesel at Rs. 8, Rs. 12 and Rs. 10
per litre in three successive years. If he spent Rs. 4800 each year on diesel, then find the approximate average cost (per litre) paid by him in the given three successive years.Solution
According to the question, Quantity of diesel purchased by him in 1 year = (4800/8) = 600 litres Quantity of oil purchased in 2 year = (4800/12) = 480 litres Quantity of diesel purchased in 3 year = (4800/10) = 480 litres Total quantity of oil purchased in give three years = 600 + 400 + 480 = 1480 litres Total amount spent on diesel in given three years = 4800 × 3 = Rs. 14400 Required average = 14400/1480 = 9.729 ~ Rs. 9.73
In the question below, three statements are given followed by the conclusions. You have to take the given statements to be true even if they seem to b...
In the questions given below, there are three statements followed by two conclusions I and II. You have to take the three given statements to be true e...
Statements: Â Â some record are folder.
                             No folder is a data.
     ...
Statements :Some files are folders.
Some folders are envelopes.
Some envelopes are letters.
Conclusions :I. Some letters are folder...
. Statements:Â
No ring is a diamondÂ
All diamonds are pearlÂ
Some bangle are pearlÂ
Conclusions:Â
I. Some Bangle...
Statements:
No plant is a tree.
No tree is a shrub.
No shrub is a herb.
Conclusions:                  �...
In each of the questions below are given two/three statements followed by two conclusions numbered I, and II. You have to take the given statements to ...
Statements:
Only a few Song are Music
Only Music are Composer
No Lyric are Music
Conclusions:In the question below some statements are given followed by three conclusions I, II and III. You have to take the given statements to be true even if t...
Statement:
Only Metal is Bronze
Some Metal are not Gold
All Gold are Diamond
 Conclusion:         Â
...
