CIVIL SERVICE EXAM - Math Random Problems
1. Twelve more than 30 percent of a number is one-half the number. Find the number.
A. 4
B. 18
C. 60
D. 72
2. In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together?
A. 610
B. 720
C. 825
D. 920
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