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7/29/2012




       1
7/29/2012




Math-
Math-tanong PRACTICE
        SET 2




                              2
7/29/2012




How to use this practice set

This set contains ten (10) multiple choice questions. To
make full use of the practice set, do the following;
1. Be ready with your pen and paper.
2. Give yourself FIFTEEN (15) minutes to answer the
     entire practice set, with no breaks in between.
3. Do not use a calculator or any computing device.
     Also, do not skim your reviewers for answers (well,
     it will NOT work, anyway).
4. After the time is up, check your answers. The
     answers with solutions will be posted the next day.
            RELAX… AND GOOD LUCK! ☺



                                                                  3
7/29/2012




          Question 1
A fruit salad contains a mixture of apples, peaches, and
pineapples in the ratio 5:3:2, respectively, by weight.
What fraction of the entire mixture by weight are apples
and peaches combined?

       2                   7
  ( a)               ( c)
       5                  10
        3                 4
  ( b)               ( d)
       10                 5

 math-tanong CEER Supplement                          set 2


                                                                     4
7/29/2012




           Question 2
If a, b and c are nonzero real numbers and
a + b = c, which of the following is equal to 1?

     a−b                      b −a
( a)                     ( c)
       c                        c
     b −c                     c −b
( b)                     ( d)
       a                        a


  math-tanong CEER Supplement                      set 2


                                                                  5
7/29/2012




          Question 3
Ruby can roast 9 kamote in 90 minutes, while
Sarah can roast 12 kamote in one hour. If Ruby
and Sarah work together, how many minutes will
it take them to roast two kamote?
                                ?

      1                     2
( a) 3               ( c) 6
       3                    3
( b) 4               ( d) 8
 math-tanong CEER Supplement                set 2


                                                           6
7/29/2012




          Question 4
The first four pentagonal numbers are shown.
The numbers are calculated by counting the dots.
Based on the indicated pattern, what is the sixth
pentagonal number?
(a)   35
(b)   51
(c)   70
(d)   92

 math-tanong CEER Supplement                   set 2


                                                              7
7/29/2012




          Question 6
                                 4
In the rectangle shown, m∠EAD is   of m∠AED
                                 5
What is m∠ABC + m∠ADC ?

(a)   220°
(b)   230°
(c)   240°
(d)   250°

 math-tanong CEER Supplement            set 2


                                                       8
7/29/2012




            Question 7
In the diagram, the length of a side of square ABCD
is 4 units. A circle with center O is inscribed in the
square. What is the area of the shaded region?

   (a )       4−π
   (b)        4 − 4π
   (c )      16 − 4 π
   (c )      16 π

   math-tanong CEER Supplement                     set 2


                                                                  9
7/29/2012




    9 12 2
      +   =
   90 60 x
    3   2
      =
   10 x
(a)312120
    x=
(b) x151 = 6 2
      =
        20
(c) 1813     3
(d) 211


                       10
7/29/2012




END OF PRACTICE SET




                            11

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Math-tanong CEER 2012 - Set 2

  • 3. 7/29/2012 How to use this practice set This set contains ten (10) multiple choice questions. To make full use of the practice set, do the following; 1. Be ready with your pen and paper. 2. Give yourself FIFTEEN (15) minutes to answer the entire practice set, with no breaks in between. 3. Do not use a calculator or any computing device. Also, do not skim your reviewers for answers (well, it will NOT work, anyway). 4. After the time is up, check your answers. The answers with solutions will be posted the next day. RELAX… AND GOOD LUCK! ☺ 3
  • 4. 7/29/2012 Question 1 A fruit salad contains a mixture of apples, peaches, and pineapples in the ratio 5:3:2, respectively, by weight. What fraction of the entire mixture by weight are apples and peaches combined? 2 7 ( a) ( c) 5 10 3 4 ( b) ( d) 10 5 math-tanong CEER Supplement set 2 4
  • 5. 7/29/2012 Question 2 If a, b and c are nonzero real numbers and a + b = c, which of the following is equal to 1? a−b b −a ( a) ( c) c c b −c c −b ( b) ( d) a a math-tanong CEER Supplement set 2 5
  • 6. 7/29/2012 Question 3 Ruby can roast 9 kamote in 90 minutes, while Sarah can roast 12 kamote in one hour. If Ruby and Sarah work together, how many minutes will it take them to roast two kamote? ? 1 2 ( a) 3 ( c) 6 3 3 ( b) 4 ( d) 8 math-tanong CEER Supplement set 2 6
  • 7. 7/29/2012 Question 4 The first four pentagonal numbers are shown. The numbers are calculated by counting the dots. Based on the indicated pattern, what is the sixth pentagonal number? (a) 35 (b) 51 (c) 70 (d) 92 math-tanong CEER Supplement set 2 7
  • 8. 7/29/2012 Question 6 4 In the rectangle shown, m∠EAD is of m∠AED 5 What is m∠ABC + m∠ADC ? (a) 220° (b) 230° (c) 240° (d) 250° math-tanong CEER Supplement set 2 8
  • 9. 7/29/2012 Question 7 In the diagram, the length of a side of square ABCD is 4 units. A circle with center O is inscribed in the square. What is the area of the shaded region? (a ) 4−π (b) 4 − 4π (c ) 16 − 4 π (c ) 16 π math-tanong CEER Supplement set 2 9
  • 10. 7/29/2012 9 12 2 + = 90 60 x 3 2 = 10 x (a)312120 x= (b) x151 = 6 2 = 20 (c) 1813 3 (d) 211 10