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.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.