Answer:
hmm. i will say the answer is option B
Answer:
15
Step-by-step explanation:
3x15 =45
The variable determines what needs to be multipleed.
Answer:
a
Step-by-step explanation:
Answer:
496.631579
Step-by-step explanation:
Make a proportion
We know that a 377.44 over a number must equal 76%
377.44/x=76/100
Cross multiply
76x=37,744
Divide by 76 on both sides
x=496.631579
So, 76% of 496.631579 is 377.44
Hope this helps!
No, that would be an invalid inference because he actually sampled from only half of the total population not the entire population.
so 12% of the 50% he sampled would be valid, but since he did not use the entire population, the results cannot affect all of them.<span />