<span>Successive discounts of 20% and 10% are taken on an item priced at $16.
=> Let's find out how much is the discount in all.
=> 16 dollars * .20 = 3.2 dollars
=> 16 - 3.2 = 12.8 dollars.
then another 10% discount,
=> 12.8 * .10 = 1.28 dollars
=> 12.8 - 1.28 = 11.52 dollars is not the price minus the discounts,</span>
Answer:
3S - F
Step-by-step explanation:
Let Flour be represented with F
Sugar be represented with S
3S = F
3S - F = 0
It is valid.
The three angles must add up to 180. So, if one is more than 90, the other two have to be less than 90.