He would weight 3.745 kg. Dividing it by 1,000 which is what a kg is more to a gram, 1,000 g = 1 kg. If the problem looked like 3,745. then move the dot over by how many zero's there is in 1,000, which is 3. 3.745. And sorry, but I am not sure about your other problem. But if I were to guess, I would say 34 units.
Answer:

Step-by-step explanation:
Given

per hour


Required
Derive an expression for the scenario
A tandem bike allows 2 individuals to ride on it at a time.
So, they will only pay for one rental fee because both can ride on it at the same time.
However, they need to get separate helmets.
For Helmets, they will spend:

For Rental, they will spend
for h hours.


Recall that they have just $80 to spend
So, substitute 80 for total

Hence, option C answers the question.
Answer:
It would be c!
Step-by-step explanation:
Answer:
4 cups of milk chocolate
Step-by-step explanation:
if there are 6 cups in total, then you can see that 1:2 is equal to 3 cups in total. If you multiply both sides of the ratio by 2, then you get 2:4, which is 6. You have to add the chocolate together to find how much it equals in total. Because it's white chocolate to milk chocolate, that would be 2:4, so there are 4 cups of milk chocolate.