A retailer purchased an item for ₹ 8000 from a wholesaler and sells to a customer at 15% profit. The sales are inter-state and the rate of GST paid by the customer is 10%. The amount of GST paid by customer is :

1. ₹ 460

2. ₹ 920

3. ₹ 1840

4. ₹ 92

The cost of certain services is ₹ 10,000, excluding GST = ₹ 1800. The rate of GST is :

1. 12%

2. 5%

3. 18%

4. 28%

Reena buys a certain goods for ₹ 4000 and sells them to Ashok at a profit of ₹ 500. If Ashok does not sell the goods further and rate of GST = 5%, the output GST for Ashok is :

1. ₹ 225

2. ₹ 175

3. ₹ 25

4. ₹ 00

The marked price of an article is ₹ 1,000, which is available at a discount of 20% with GST rate 12%.

Assertion (A): The GST on the sale = 12% of discounted value.

Reason (R): The GST on the transaction = (100 - 20 + 12)% of marked price.

1. A is true, R is false.

2. A is false, R is true.

3. Both A and R are true and R is the correct reason for A.

4. Both A and R are true and R is the incorrect reason for A.