Aptitude - Ratio and Proportion - Discussion

Discussion Forum : Ratio and Proportion - General Questions (Q.No. 10)
10.
If Rs. 782 be divided into three parts, proportional to : : , then the first part is:
Rs. 182
Rs. 190
Rs. 196
Rs. 204
Answer: Option
Explanation:

Given ratio = : : = 6 : 8 : 9.

1st part = Rs. 782 x 6 = Rs. 204
23

Discussion:
103 comments Page 3 of 11.

Susant said:   2 decades ago
@Priya

Thanks so much priya.
(1)

Srinivas said:   9 years ago
Given by 3 ratios into divided by some parts like 1/2 is the 1st part, 2/3 is the 2nd part,3/4 is the third part so,

We are talking 3 parts 1st we should follow L.C.M 2,3,4 = 12 so,
1/2 * 12 = 6(1st), 2/3 * 12 = 8(2nd), 3/4 * 12 = 9(3rd) then we adding those values 6 + 8 + 9 = 23 then now they are asking abt 1st part /total ratio*some money(Rs).
6/23 * 782 = 204.

So, the ans is [D].
(1)

Indra said:   6 years ago
Hello @Varsha.

Take LCM of 3 we get 12 that's it.
(1)

Jinee said:   2 years ago
6 : 8 : 9 ?
6/8 = 9/x.
6x = 9×8.
x = 9×8/6.
x = 12.
(1)

Ayyan said:   3 months ago
@Jinee.

Thanks a lot for explaining.
(1)

Sobanarani said:   2 months ago
We have to divide those fractions :
1/2 = 0.5,
2/3 = 0.66,
3/4 = 0.75.

Now the ratio will be 0.5 : 0.66 : 0.75.
To find 1st part:
First ratio/sum of all ratios)* Rs = (0.5/(0.5+0.66+0.75)) * 783 = 204.
1st part : 204.
(1)

Keerthana said:   2 weeks ago
How the ratio is 6 : 8 : 9? Please explain.
(1)

Green violet said:   2 decades ago
In wat way the ratio 1/2 : 2/3 : 3/4 is written as 6:8:9 ?

Satish said:   2 decades ago
Multiply 1/2 with 6, 2/3 with 4 and 3/4 with 3 so that numerator is same i.e. 12, hence 6:8:9

First part is 6 upon sum of 6+8+9=23 i.e. 6/23

Shreenath said:   2 decades ago
How 1/2 is attained as 6 2/3 as 8 and 3/4 as 9 and how for calculating the first part the number is multiplied by 6/23 ?


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