Answer:
46 i think because 20+26 is 46
Let's say make the shapes, some variable name
say
⛁ ⚪ ◽ ▯
a b c d
so.. if take those are the shapes provided
then we can take a look at the first set and we can say that
2a + b + c = 20
a + 4d + b = 19
a + c = 9
3c + d + a = 19
thus

and surely you can find the other two
Answer:
12
Step-by-step explanation:
4 centimeters for each present and she used 48 centimeters of tape, so u would take 48 divided by 4 and get 12
Basically, it asks you to find the piece of data that is 1/10th of the overall shoe sales on a given day. As the number of shoes sold per day is 400, the piece of data you are looking for is 40. Meaning the answer is 'High heels sold on Friday'