Selena2345
Val scored 85% on a test with 60 mutiple choice questions.How many problems did Val answer correctly ?



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iforgot
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if you get a score on you paper it is written like how?

iforgot
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i mean sometimes not all

iforgot
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you might see a
98 meaning you got 98 questions correct out of 100

100
coicedentally it also means that you got 98 percent as you score

iforgot
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calculate it as you see it
:P

Selena2345
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i don't understand what you wrote

iforgot
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98

100
98
divided by
100 ?

iforgot
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i spelled coincidentally wrong :P

Selena2345
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98/100=0.98

iforgot
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then
for percentage
you must move
the decimal place
2 spaces back

iforgot
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95%

Selena2345
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okay 95% is the answer

iforgot
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to get a decimal numeric value
move 2 spaces foward

Selena2345
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can you give me the answer @iforgot

lillybeth123
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the answer souldnt be a decimal or percentage, 1 min

iforgot
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an answer to that example

Selena2345
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okay @lillybeth123

iforgot
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but do you know how calculate percentage problems back and forth?

Selena2345
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no

iforgot
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the answer should be a number of questions correctly answered

iforgot
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that is what the question was asking

Selena2345
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what is the answer @iforgot

iforgot
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lets finish your question first...

iforgot
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it will be too confusing doing 2 things at once

lillybeth123
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i can look it up later, but im in a quiz, ill tell you the answer in a bit.

iforgot
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ok
back to my example
this is a given situation
TEST SCORE
98

100

iforgot
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This means that
98

100 < number of test problems

iforgot
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98 < number test problems correct

100 < number test problems

lillybeth123
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i don't see wat 98 has to do with her problem.

iforgot
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if you see my posts
this is an example

iforgot
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she/he has said that they are not very clear on
percentage calculation

iforgot
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98 < % out of

100 < number of problems
this is synonymous
when it is # %
out of #

shevron
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i think she/he has to say \[\frac{ 85 }{ 100 }\] and multiply it by 60

iforgot
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as i said in my examples
98 <  correct
 = percentage yield
100 < # prob.
you want # correct
simple
60 < #prob
 = correct
85 < percent yield

iforgot
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use what you want to solve for

iforgot
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@Selena2345 do you understand y i am doing this?

Selena2345
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no

iforgot
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do you understand
98
 = 98 %
100

iforgot
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?

iforgot
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"point" 98 (or any number) becomes a percent when the decimal space is moved back 2 places
.98

iforgot
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therefore
98
 = .98 = 98%
100

iforgot
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@Selena2345 you understand that?

iforgot
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if i had
1
it becomes 100%
1.5
it becomes
150%
.25
it becomes
25%

iforgot
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@Selena2345 you follow with that?