Question

Three companies are working independently and receiving the savings 20%, 30%, 40%. If the companies work combinedly, what will be their net savings

Answer 1

SOLUTION

GIVEN

Three companies are working independently and receiving the savings 20%, 30%, 40%

TO DETERMINE

Their net savings The companies work combinedly

EVALUATION

Let the companies be the A , B , C

Also let the amount for each companies = Rs 100

So total amount = Rs. 300

Now it is given that the companies receiving the savings 20%, 30%, 40%

So

Saving for company A = Rs. 20

Saving for company B = Rs. 30

Saving for company C = Rs. 40

Total savings

= Rs. ( 20 + 30 + 40 )

= Rs. 90

So net savings percentage

$\displaystyle \sf{ = \frac{90}{300} \times 100 \: \% }$

$\sf{ = 30 \: \%}$

━━━━━━━━━━━━━━━━

Learn more from Brainly :-

1. Find a number whose 6 1/4% is 12

https://brainly.in/question/24604085

2. By selling an article for Rs 50 a shopkeeper gains Rs 10.His gain percent is_______

https://brainly.in/question/2176449

Answer 2

GIVEN

Three companies are working independently and receiving the savings 20%, 30%, 40%

TO DETERMINE

Their net savings The companies work combinedly

EVALUATION

Let the companies be the A , B , C

Also let the amount for each companies = Rs 100

So total amount = Rs. 300

Now it is given that the companies receiving the savings 20%, 30%, 40%

So

Saving for company A = Rs. 20

Saving for company B = Rs. 30

Saving for company C = Rs. 40

Total savings

= Rs. ( 20 + 30 + 40 )

= Rs. 90

So net savings percentage:

$\displaystyle \sf{ = \frac{90}{300} \times 100 \: \%}$

$\sf{ = 30 \: \%}$