Answer:p/6
Step-by-step explanation:
If W=20 put it in for W, Same with all the other letters: so now we have: 20+1/23+1/19+1/28. Now divide: 1/23=.043, 1/19=.053, 1/28=.036... Now add: 20+.043+.053+.036=20.132. The answer is 20.132 :)
3.54x10 to the 5th is the standard notation for 0.00000354
Answer:

Step-by-step explanation:
Already, we are given 12% of our sample size as 24.
To find the sample size, we equate to find 100%.
Let sample size be denoted by 

Hence, the sample has 200 families.
Answer:
Simplified: 40
Step-by-step explanation:
To simplify this, we need to first separate the terms in this expression. There is a property of exponents that says:
We can do this same thing to simplify this expression. Next, we can simplify each of these terms.
simply becomes 4. In the other term, the
simply cancel each other and leave the 10. This means that we're left with 4*10, which is 40
