The candle would burn for 18 hours.
45 / 15 = 3
If the candle is three times longer than normal, it will burn three times longer than normal.
3 x 6 = 18
2*5*3, you still get the same answer as (3*2)*5
-10 is less than -5 because negative numbers are farther from 0. Same applies to -4 and -20.
Answer:
See explanation.
Step-by-step explanation:

Common factor: y

Answer:
1/625
Step-by-step explanation: