Question

a) 256
2. A discount of 15% on one article is
the same as discount of 20% on a
second article. The cost of the two
articles can be
(a) 85,60 (b) 60,40
(c) 40,20 (d) 80,760​

Answer 1

Answer:

The cost price = Rs.80 and Rs.60.

Step-by-step explanation:

Let the cost of the two articles be x and Y.

Then, 15% of x = 20% of Y

= 15/100 × x = 20/100 × Y

= X/Y = 20/100 × 100/5

= x/Y = 20/15 = 4/3

Therefore, x and Y should be in the ratio 4:3.

Answer 2

Correct Answer:

D) Rs.80, Rs.60

Description for Correct answer:

Let the C.P. of Ist and IInd article = Rs. x and Rs. y

According to the question, 15% of x = 20% of y

$\frac{15}{100} \times x = \frac{20}{100} \times y \\ \\ \frac{x}{y} = \frac{20}{15} \\ \\ \frac{x}{y} = \frac{4}{3} .$

By option only d is 4 : 3 sequence is Rs. 80 and Rs. 60