- Messages
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- Reaction score
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- 13
need help with this math!
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SAT 1 (Math)
- Thread starter abudaud001
- Start date
- Messages
- 21
- Reaction score
- 1
- Points
- 13
16. A four-digit integer, WXYZ, in which W, X, Y, and Z each represent a different digit, is formed according to the following rules.
1. X = W + Y + Z
2. W = Y + 1
3. Z = W - 5
What is the four-digit integer?
1. X = W + Y + Z
2. W = Y + 1
3. Z = W - 5
What is the four-digit integer?
- Messages
- 21
- Reaction score
- 1
- Points
- 13
15. If the length of a rectangle is increased by 30% and the width of the same rectangle is decreased by 30%, what is the effect on the area of the rectangle?
A. it is increased by 60%
B. it is increased by 30%
C. it is unchanged
D. it is decreased by 15%
E. it is decreased by 9%
A. it is increased by 60%
B. it is increased by 30%
C. it is unchanged
D. it is decreased by 15%
E. it is decreased by 9%