help please my tutor is being annoying and she finally left she said i have to finish before she comes back

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.