You can add numbers mentally if there are zero's behind them.
Answer:
If two angles are acute angles, then they are complementary. Incorrect. The converse is “If two angles are complementary, then they are acute angles” which is true and the original statement was false because two acute angles are not always complementary.
Step-by-step explanation:
Answer:
The correct option is (C) convenience sample.
Step-by-step explanation:
Convenience sampling is a kind of non-probability sampling, i.e. all items does not have an equivalent chance or probability of being selected. This type of sampling method does not comprises of random collection of items.
Convenience sampling is where we take in items which are easy to reach or collect.
For example, sampling the the students of your own class or collecting sample from your own neighborhood.
In this case the Chief Financial Officer of Harrison Haulers, Inc. asks her staff to inspect the last 200 vouchers of the 2500 payroll vouchers that have been issued since January 1, 2000.
She did so because her staff did not have that much time in hand and it is quite convenient to check the last 200 vouchers.
This is because it is quite easy to review the last 200 payroll vouchers since they would be the most recent ones and quite easily accessible.
So, the sampling method used by the Chief Financial Officer of Harrison Haulers, Inc. is Convenience sampling.
Thus, the correct option is (C).
A proportional relationship is just a linear relationship where b = 0, or to put it another way, where the line passes through the origin (0,0).
Answer:
110 chocolate cupcakes
88 vanilla cupcakes
Step-by-step explanation:
5chocolate to 4 vanilla
5x+ 4x = 9x
9x=198,
x = 22
22 * 5=110 chocolate cupcakes
22 * 4=88 vanilla cupcakes
CHECK: 88 + 110 = 198
