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I need help with doing a few queries on a table. (a) How many different kinds of activities did you do for those two days? (b) What is the frequency

I need help with doing a few queries on a table.

(a) How many different kinds of activities did you do for those two days?

(b) What is the frequency for each kind of activities? (i.e. walked 1 time on 20180214, walk 5 times on 20180215) Can you use spreadsheet to make bar chart after you find out the frequencies?

(c) How many calories consumption for each activity within those two days?

(d) What is the average calories consumption per day? 

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