In this question we have to find the effect of doubling principal, rate or time .
First we have to check the formula which is

As we see that interest is the product of principal, rate and time. So if any of these three doubles, that is if any of these three is twice of the original value, the interest gets doubled.
SO the correct option is C.
Answer:
An elevator
Step-by-step explanation:
I think this is right because a stem transports nutrients throughout the plant
I hope this helps :)
Answer:
(C) 
Step-by-step explanation:

Answer: 188 are first year students, while
282 are not
Step-by-step explanation:
40% of 470=188
60% of 470=282
Answer:
10.8333......
Step-by-step explanation:
First 65 divided by 6 is equal to 10.8333......
So the answer was 10.8333......