Simplify.12 ? 10 + 5 ? 15
A. 1875
B. 195
C. 2700
D. 1020
Answer: B
Mathematics
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Write the numeral as a Roman numeral.2022
A. CCXXII B. MMCCXX C. MMCCII D. MMXXII
Mathematics
Find a) the mean, 
, of the data, b) the deviation from the mean for each data item, and c) the sum of the deviations. 44, 44, 46, 49, 49, 49, 50, 51, 54, 54
A. a) mean: 50, b) deviations: 5, 5, 3, 0, 0, 0, 1, 2, 5, 5, c) sum: 0 B. a) mean: 50, b) deviations: 5, 5, 3, 0, 0, 0, 1, 2, 5, 5, c) sum: 26 C. a) mean: 49, b) deviations: -5, -5, -3, 0, 0, 0, 1, 2, 5, 5, c) sum: 26 D. a) mean: 49, b) deviations: -5, -5, -3, 0, 0, 0, 1, 2, 5, 5, c) sum: 0
Mathematics
Find the reference angle.
? = 240° A) 30° B) 40° C) 50° D) 60°
Mathematics
Perform the indicated operations.
- 
+ 
A. 
B. 
C. 
D. 
Mathematics