A shop has a sale that offers 20% of all prices. On the final day, the reduce the sale prices of all items by 25%.
Linz buys a radio on the final day.

Work out the overall percentage reduction on the price of the radio.

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Write the equation in logarithmic form e^x=403.429