Mean = Sum of data / Number of data
Mean of 5 test scores = m
Sum of 5 test scores / 5 = m
Sum of 5 test scores = 5m
Hence, the answer is 5m.
Answer:
1 & 7
2 & 8
5 & 3
6 & 4
Step-by-step explanation:
Answer: x = 21; y = 29.5
because 2y° and 59° are 2 opposing angles ⇒ 2y° = 59° ⇔ y = 29.5°
we also have: (3x - 4)° = 59° ( because of 2 parallel lines)
⇔ 3x = 59 + 4 = 63
⇔ x = 63/3 = 21
Step-by-step explanation:
Answer:
Step-by-step explanation:
There will be 2 groups, and each group have 6girls and 9 boys.
12 ÷ 2 = 6
18 ÷ 2 = 9
