Answer:
x-y/y
Step-by-step explanation:
Im not 100% sure but im sorry if wrong
Step-by-step explanation:

Answer:

Step-by-step explanation:
Given


Required

Since the events are mutually exclusive, then:

So, we have:

Take LCM



Answer:
73.7
Step-by-step explanation:
14 +14 +23+22.7=73.7
Step-by-step explanation:
side ratio = big/small = 28/4 = 7
perimeter ratio = side ratio = 7
-> perimeter ratio = big / small = big/34 = 7
-> big perimeter= 7*34 = 238