Aptitude - Percentage - Discussion

Discussion Forum : Percentage - General Questions (Q.No. 14)
14.
Rajeev buys good worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods.
Rs. 6876.10
Rs. 6999.20
Rs. 6654
Rs. 7000
Answer: Option
Explanation:

Rebate = 6% of Rs. 6650 = Rs. 6 x 6650 = Rs. 399.
100

Sales tax = 10% of Rs. (6650 - 399) = Rs. 10 x 6251 = Rs. 625.10
100

Final amount = Rs. (6251 + 625.10) = Rs. 6876.10

Video Explanation: https://youtu.be/XuiggCTh3SU

Discussion:
45 comments Page 4 of 5.

Srikar said:   1 decade ago
Yeah. How can you solve this problem without The percent of sales tax

Bhavani said:   1 decade ago
The income of A is 150% of the income of B and the income of C is 120% of the income of A. If the total income of A, B and C together is Rs. 86,000, what is C's income?
1. 30,000
2. 32,000
3. 20,000
4. 36,000

Phaneendra said:   1 decade ago
A = B(150/100)
C = A(120/100)

C = B(120/100(150/100))

A+B+C = 86000

WE GET B = 20000, A = 30000
then
C = 36000

Pinki singh said:   1 decade ago
Q - A chemist has 50cc. Salt solution in which salt is 50%. How water should be added to it so that the solution may be 25% of salt?

Priya said:   9 years ago
@Dezal

Let make marks be = x.
40% of x = 40 + 40.
40/100(x) = 80.
x = 200.

Hope this will help you.

Santosh said:   1 decade ago
What is rebate anybody please?

Pratik patel said:   1 decade ago
@Pinki.

I think answer is 50 cc.

Salt : water.

Initial 1:1.
After 1:3.

So net water added=3-1=2 part.

Here initial volume is given 50 cc.

So 2 part = 50 cc.

Net water added = 50 cc.

I hope you understand.

Ravi said:   1 decade ago
How is 6215/100 = 625.10 can anybody explain in brief please?

Sumaiyyaangel said:   1 decade ago
A = 150% of B = 150/100*B = 3/2B.

C = 120% of A = 120/100*A = 6/5A = 6/5*3/2B = 9/5B.

A+B+C = 86000.

3/2B+B+9/5B = 86000.

43B/10 = 86000.

So B = 20000.

3/2*20000+20000+C = 86000.

C = 86000-50000 = 36000 OR C = 9/5*20000 = 36000.

Karthika said:   1 decade ago
If m-4 is 7 more than n then m+9 is how much more than n+2.

How to solve it?


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