The two-digit numbers that are divisible by 4,5, and 8

Look at attachment. has all info needed. need

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?

Ineed with math stuff it involves graphs