3/5 + 5/7 = 1 11/35 - 1/5 = 1 4/35 which is your final answer.
Answer:
(-7.5, 3.5)
Step-by-step explanation:




Answer:
1/6
Step-by-step explanation:
The total amount of people 8+4=12
there are 4/2=2 girls with glasses
the probability to chhose a girl with glasses is 2/12=1/6
Answer:
54
Step-by-step explanation:
8*7-12/6=56-2=54