The ladybugs ate 40 aphids all together.
X = cost of 1 sweat shirt
3x = 45
x = 15
5x = 5(15) = 75
It would cost $75. Hope this helps!
We are asked to determine the average number of leaves of an actual maple tree in a forest consisting of 50,000 maple trees. To determine this number, the best option is A. determine the average number of leaves for 10 randomly selected maple trees. Random sampling is n effective way to determine the count of a certain sample which increases the reliability of the result.
Answer:
4. 2.4
5.
6. IV
Step-by-step explanation:
4. 3 < 5, so we don't add a tenth when rounding. Hence the answer is 2.4
5. . Because isn't divisible by 2 or 5, we know that this is the most simplified form.
6. Putting the I before the V negates the I. So IV = 5 - 1 = 4.