Please please help!!

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

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.

How to simply and write the answer n a whole number