Answer:
42
Step-by-step explanation:
Assuming CDS are half of DVDs, the answer would be 30 + 12
Answer:
Yes
Step-by-step explanation:
We know it is written in scientific notation because we have a 10 to the second power 2. Since we have the number 10 to a certain power, being 2. It makes it written in scientific notation.
Answer:
46
Step-by-step explanation:
Lap 1 had an interval of -4 seconds which is solved by (41-45)
Lap 2 had an interval of 46 seconds which is solved by (46-45)
The formula here is Measured Value subtracted by Expected Value
Since the ratio is part-Whole, first you need to find the whole. If you add all of the marble colors together (17+13+23) you get the total marbles (53) in the box. The ratio of red marbles to the total would be 17 to 53.