Percent Equation/Error and Simple Interest Practice Test

What is 30% of 70?

If you deposit $500 in a bank account that pays 4% simple interest per year, how much interest will you earn in 1 year?

A store buys a shirt for $30 and marks it up by 40%. What is the selling price?

A student estimated the length of a book to be 22 cm, but the actual length is 20 cm. What is the percent error?

Which equation can be used to find $$x$$ if 15 is 60% of $$x$$ ?

A jacket originally costs $80. It is on sale for 25% off. What is the sale price?

Complete the statement to make it true. H&M bought a shirt for $20 and then sold it with a 275% markup.

The equation to solve for the price of the shirt in the H&M store would be: ​ (a)   = ​ (b)   (​ (c)   )

If you borrow $200 at a simple interest rate of 6% per year for 1 year, how much interest will you pay?

A store marks down a $120 bicycle by 15%. What is the new price?

A pair of shoes costed $150 in March, because of demand, the price has increased to $180. What is the percent increase?