Answer:
3. the mode is 5 and 7
4. she tested 5
5. clare has tested 3 friends
6. 12
5 is the median for both on number 7
Step-by-step explanation:
A
40+6=12
12*X=645
697+645=12500
then,
X=5 and 8
You can refer to the given attachment
area of one triangle=(1/2)×6×4=12 m²
area of four triangles=4×12=48 m²
area of square=6×6=36 m²
total area=48+36=84 m²
