Answer:
1/49
<em>Step by step explanation:</em>
120 ways. More details in attachment.
2 students more were introducced in the class and each group had 8 people
Answer:
140
Step-by-step explanation:
Angles in a triangle add up 180 :
180 = 107 + 33 + y
y = 180 - (107+33)
y = 180 - 140
y = 40
Angles on a straight line add up to 180 so :
180 = x + y
180 = x + 40
x= 180 - 40
x = 140
Hope this helped and have a good day
23% is the answer i believe