a$)$Find the $30$ largest number in this table.

Then SUM them up and put the number in your answer.

b$)$Find product id and week that has the largest sales number. In you answer, put product$\_$id and Week together. For example, if the largest sales belong to:

Product$\_$id: $11$ and Week: $5,$ simply put $115$ in your answer sheet.

c$)$For the whole table $($excluding Product id and Market$\_$code column$),$ how many cells has value greater than $200?$

d$)$Find total of sale for product id$>200$ in market$\_$code$<5.$

For example:

product id $=223$ in market$\_$code $=4$ is qualified to be included in total sales calculation.

product id $=190$ in market$\_$code $=4$ is NOT qualified to be included in total sales calculation.

product id $=220$ in market$\_$code $=6$ is NOT qualified to be included in total sales calculation.