Hey there!
We can solve this problem by doing PEMDAS, which lists:

We have in this equation

Let's sp;ve this equation now!
Parentheses ↓

Exponents ↓

Division ↓

Okay now , I show you the steps so it can be easier to solve!

Good luck on your assignment and enjoy your day!
~
2/3=14/21 and 5/7=15/21 so 14/21+15/21=29/21 or 1 and 8/21
The probability that exactly one of the three candies is defective is 1/3
D=1
you add 1/2 to the other side of the equal sign which will then give you the value of d
1/2+1/2=1
Answer:
1/4
Step-by-step explanation:
numbers > 3 are 4,5,6
number of numbers >3=3(4,5,6)
probability=3/6=1/2
probability of drawing a head=1/2
reqd. probabilty=1/2*1/2=1/4