Arithmeticmedium · Past Paper
Successive discounts of 10% and 10% are equivalent to a single discount of:
A20%
B19%
C18%
D21%
✓ Correct Answer: B — 19%
Equivalent = 10 + 10 - (100/100) = 19%.
Share this question
More from Arithmetic
- In an alloy, there is 12% copper. To get 69 kg of copper, how much alloy is required?
- If a number is increased by 20% and then reduced by 20%, the resulting number is how much less than the original?
- What is 10% of 10% of 100?
- Find the triplicate ratio of 2:3.
- The ratio of copper and zinc in an alloy is 5:3. If the weight of copper is 18.5 g, find the weight of zinc.