Name ________________________________
Weisgerber
Tinity
Date due _______________
Period ________
311412s
5
Honors Geometry
Algebra Review
Percents
!
Directions:!!Answer'the'following'5'questions.''Show'ALL'of'your'work.''If'you'do'not'remember'the'
skills,'you'should'seek'help'outside'of'class.''
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1.'What'is'125%'of'400?'
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'
o
x
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5
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2.''North'High'School'has'a'freshman'class'of'512'students.''None'of'the'students'drop'out'during'
their'freshman'year,'but'12.5%'drop'out'during'each'of'the'other'years.''How'many'graduate'after'4'
years?'
12.5 337.50
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'
3
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I
'
1
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'
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3.''Mark'has'an'average'on'3'tests'in'Geometry'of'88%.''What'percentage'would'he'have'to'score'on'
his'fourth'test'in'order'to'raise'his'average'to'90%'(assume'that'all'tests'are'worth'the'same'number'
of'points)'
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'
'
'
'
7
'
'
x
4.''If'the'radius'of'a'circle'is'decreased'by'10%,'by'what'percent'is'the'area'decreased?'
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'
'
3
ea.it
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'
'
J
'
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5.''A'store'gave'a'discount'of'25%'on'a'refrigerator,'then'added'5%'tax'when'it'was'purchased.''If'the'
final'paid'was'$378,'then'what'was'the'original'price'of'the'refrigerator?''''
'
8
8
wanted
264 4
90
4
264 360
9
96
1
751.05
8 ice
0.78757
81375
480
9
y ogprice
480