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Cards (43)
Finding the middle integer
1. Sum of three consecutive integers is
39
2. Middle integer is
13
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Finding the measure of an angle
1. Supplement measures
four
less than
three
times complement
2. Angle measure is
43
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Finding three consecutive odd integers
1.
Twice
the smallest is
seven
more than the
largest
2.
Integers
are
11
,
13
, and
15
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Finding average height of students
1. Average height of boys is
170 cm
2. Average height of girls is
160 cm
3. Average height of all students is
166 cm
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Part of y
x/y
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Answer is
28
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Expressing value of b^2 in a right triangle
b^2 = c^2 - a^2
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Counting arrangements at a round table
Five people can arrange in 24 ways
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Assigning offices to employees
Two
employees in
12
offices can be assigned in
132
ways
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Selecting players from a tennis team
Selecting five players from a 10-member team can be done in
252
ways
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Finding
permutations of the word
PASADO
Contains the string
DO in
120 ways
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Finding value of y
1. y = x^
2
−
3x
+
8
when x =
2
2. Value of y is
6
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Finding solutions of an equation
1. (x – 4)(x + 3)(x + 1) =
0
2. Solutions are
-1
,
-3
,
4
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Finding second angle in a triangle
1. Sum of angles is
180
degrees
2. First angle is 80 degrees
3. Second angle is
75
degrees
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Finding value of k
1. f(x) = x^2 + kx - 5, f(3) = 10
2
. k = 2
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Finding area of square A
1. Edge of square A is
three
times that of square B
2. Area of square A is
nine
times area of square B
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Finding Justine's investment
1. Total investment is
Php 60,000
2.
Paul’s investment is twice Justine’s
3.
Justine’s investment is Php 20,000
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If 3
<
x
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Cooking time for beef
1.
30
minutes for every
1
kg
2. Cooking
9
kg takes
4.5
hours
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Finding 165% of a number
1. 60% of a number is
12
2. 165% of the same number is
33
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Finding radius and height of a cylinder
1. Surface area is
2,512
square feet
2. Height is
three
times the radius
3. Radius is
10
feet; height is
30
feet
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Finding slope of a perpendicular line
Slope of line y =
-5x
+
9
is
1/5
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Identifying property of multiplication
1.
3( )
= (
3
)
2.
Associative
property of multiplication
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Finding least positive coterminal angle
Least positive coterminal of
-390
degrees is
330
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Finding value in radians
Value in radians of 330 degrees is
11π/6
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Finding summation in Sigma Notation
1. Upper bound is
four
, lower bound is x =
0
2. Summation of 2x + 5 is
45
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Solving for x in an equation
1.
x^2
−
3x
−
40
=
0
2.
Solutions
are
8
,
-5
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Answer is
a
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Answer is
-5/3
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Answer is
2
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Answer is
II, III, V
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Answer is
-40
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Answer is
6
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Answer is
50 sq. unit
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Answer is
375
-
50π
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Answer is
126
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Finding width of a rectangular lid
1. Maloi used
56
cm of ribbon
2. Length is
13
cm
3. Width is
15
cm
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Calculating curved surface area of a sphere
1. Radius equals 5 cm
2. Curved surface area is 100π
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Finding m∠D
1. m∠a = 3x + 10, m∠b = 3x + 20, m∠c = 2x + 5
2. m∠D is
61°
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Finding area of a parallelogram
Area is 45√3
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See all 43 cards
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