Exam

Exam
1.- 499, in the Roman Numeral System, equals:

a) ID
b) CDIC
c) CCCCLXXXXVIIII
d) CDXCIX

2.- MMCCXCIV, equals:

a) 2.294
b) 2.214
c) 2.296
d) None of them

3.- The Decimal Numeral System is:

a)  An additive system
b) A positional system
c) An Arabian system
d) All of them

4.- The Decimal Numeral System was born in:

a) Arabia
b) África
c) Europa
d) India

5.- If we round 1989 to the nearest 10, we obtain:

a) 1980
b) 1990
c) 2000
d) None of them

6.- If we round 1989 to the nearest 100, we obtain:

a) 2000
b) 1900
c) 1990
d) 1989

7.-                   3 + 8 -(11-9) + 2 =

a) -7
b) 11
c) 0
d) 2

8.-                 7 + 2·(5 + 1) + 8:2 =

a) 23
b) 58
c) 31
d) 0

9.-           24 · 2 : 8 =

a) We can't calculate it
b) 0
c) 6
d) All of them

10.-          40 equals:

a) 5 + 3·4 +1
b) 5 + 3·(4 +1)
c) (5 + 3)·4 +1
d) (5 + 3)·(4 +1)

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