Discount can be written as a percentage of the marked price.
Find the sale price if 15% discount is allowed
off marked price of $25.00
Last year a ticket to the football was $11.00. This year the price has been
increased by 10%. What is the price of a ticket this year?
This is an example of Simple Interest(see below for Compound Interest)
What interest will be paid on a deposit of $200 at 4% p.a. after
a) 1 year
b) 3 years
Sometimes Compound Interest is paid instead of Simple Interest.
Each year the interest is worked out using the Principal + Interest, where in this case
the Principal is the $200 and in the first year the Interest is the $8.00 at the rate of
4% per annum.
A salesman is on a commission rate of 5%. How much commission does he make on
sales worth $1500?