Answer:
1 4/5 of a necklace, or 1.8 necklaces.
Step-by-step explanation:
As we know, an hour has 60 minutes, and Janet can make 3/5 of a necklace in 20 minutes. 60/20 is 3. So we need to mulitply 3/5 by 3 to get the amount of necklaces she can make in an hour. When we do this, we get 9/5. We can convert this to 1 4/5, and as decimal form, this is 1.8. That is our answer. I hope this helps!
Answer:
w=20/9 or w=2 2/9
Step-by-step explanation:
Multiply each side by 5/3. Then reduce the numbers with the greatest common divisor which is 5 do the same with 3. then multiply the fractions and thus the answer of 20/9 you can simplify the improper fraction if you want the answer is still the same. Hope this helps.
Answer:
10
Step-by-step explanation:
We'll note the numbers as 

Well all you have to do is add the number Teresa has by itself or multiply it be 2. Because Teresa needs twice as many as Samuel so all you have to do is multiply it by 2.