Mathematics Competition for Elementary School

1. Karl had salary reduced by 10%. He was later promoted and his salary was increased by 10%. If his original salary was $20.0000, what is his present salary ?
A. $ 16.200
B. $ 19.800
C. $ 20.000
D. $ 20.500

2. The prime numbers between 10 and 20 are added together to form the number Q. What is the larges prime divisor of Q ?
A. 2
B. 3
C. 5
D. 7

Answer ?
1. B. $ 19.800
2. C. 5

Comments

2 Responses to “Mathematics Competition for Elementary School”

  1. nur on May 24th, 2010 10:27 am

    pljran memang mnyblkan tp klo bs enk jg dn tdk mnyblkn lg

  2. afy on September 15th, 2010 4:34 am

    w gak bissa mtk nybliiiiiieeeeeeeeeeeen

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