Use the following information for question 1
You buy a commemorative coin for $20. The value of the coin increases at a rate of 3.5% per year.

1. Radioactive iodine is used to determine the health of the thyroid
gland. It decays according to the equation y = ae^-0.0856t, where t is in days. Find the half-­life of this substance

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Which of these triangle pairs can be mapped to each other using a single translation? cof hn