Step-by-step explanation:
Scale Factor of UVW to XYZ
= XY/UV = YZ/VW = XZ/UW
= 21/3 = 28/4 = 14/2
= 7. (B)
It's easy you do 24 times 5 and then find out the service charge by dividing ratios between the meal and parties and then add 6$ to your total!
Answer:
See explanation.
Step-by-step explanation:
Part C)

When adding a positive to a negative, the result will be the sign of the larger absolute value. In this case, 10 is greater than 5, so the result will be negative.
Adding a negative is also the same thing as subtracting a positive.

For your second problem, 5 is larger than 3, so the result will be positive.

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When adding a positive to another positive, the result will be positive.

When adding a number to zero, the answer will always be the number.

Part D)
When multiplying a positive times a negative, the result will always be negative.


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When multiplying a positive times a positive, the result will always be positive.

When multiplying a positive or a negative times zero, the result will always be zero.
