Practice Set 2 for Mathematics for CEER participants

1. 7/29/2012
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2. 7/29/2012
Math-
Math-tanong PRACTICE
SET 2
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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! ☺
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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
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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
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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
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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
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8. 7/29/2012
Question 6
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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
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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
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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
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END OF PRACTICE SET
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