Aptitude - Chain Rule - Discussion

Discussion Forum : Chain Rule - General Questions (Q.No. 15)
15.
4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?
4
8
12
16
Answer: Option
Explanation:

Let the required number of bottles be x.

More weavers, More mats (Direct Proportion)

More days, More mats (Direct Proportion)

Wavers 4 : 8 :: 4 : x
Days 4 : 8

4 x 4 x x = 8 x 8 x 4

x = (8 x 8 x 4)
(4 x 4)

x = 16.

Discussion:
20 comments Page 2 of 2.

No.7 said:   1 decade ago
P M D
4 4 4
8 x 8.if ..

x = 8*8*4/4*4
= 16
see...if no. of mats inc. then no. days also inc.(DIRECT)
and if no. of people inc. then no. of days also inc.(DIRECT)

Prasanna said:   10 years ago
4 mate weavers 4 days 4 mate. Which simply tells us that 4 mate weavers can make 1 mate/day. If mate weavers are 8 then 2 mates per day. So for 8 days 16 mats.

MP said:   8 years ago
@All.

If A can complete a mat in 4 days.
his 1 day of work is 1/4 so he completes 1/4 of mat in one day.
1/4 +1/4+1/4 +1/4 =1 mat.
(1)

Kriti said:   9 years ago
If 4 are weaving 4 mats in 4 days means 1 mat by 1 person then why not 8 men are weaving 8 mats in 8 days.

Mani said:   5 years ago
Can any tell me, how to solve this by using direct and indirect proportions?
(1)

Manasa said:   10 years ago
I'm confused about direct and indirect. Please help how to see?

Xyz said:   9 years ago
How it is solved? Please explain properly.

Amitha said:   1 decade ago
Please give a clear solution.

Neha said:   1 decade ago
Give the explanation fully.

Sushi said:   6 years ago
@Viraj Kamat.

Thank You.


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