Matte prøve uke 45 Flashcards

1
Q

For å finne hvor mange prosent noe har steget eller sunket

A

Avslag/gammel pris=nesten prosent*100=prosent

Regn ut eks hvor mye avslag er i prosent i forhold til startsummen.

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2
Q

Vf

A

Vf=ny/gammel

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3
Q

Kroppsmasse

A

L=M/h2 - Gjør altid h om til meter!

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4
Q

Fart, strekning tid

A

F=s/t

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5
Q

Prisindeks

A

Pris/pris=indeks/indeks

Forteller om prisutvikling!

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6
Q

Vf til prosent

A

Vf=1+(p/100)

Vf=1-p/100

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7
Q

Prosentpoeng

A

Startpris-sluttpris=prosentpoeng

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8
Q

Kroneverdi

A

100/kpi

Hvor mye en krone er verdt

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9
Q

Formel for indeks i to år

A

Indeks2008/indeks2009

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10
Q

økning i % for indeks

A

Prosent/førsteindeks=0,015 0,015*100=15%

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11
Q

Formelen for forhold mellom prisene i to år

A

Pris år1990/pris år 2008

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12
Q

Hva betyr vf=0,85

A

Vi trekker fra 15%

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13
Q

Vekstfaktor for å finne gammel lønn

A

Gammel lønn=ny lønn*vf

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14
Q

Vf økning

A

1+(p/100)=vf

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15
Q

Vf minskning

A

1-(p/100)=vf

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16
Q

Reallønn

A

Lønn*(100/kpi)=reallønn

17
Q

Prosentøkning i oppslutning

A

start%-Slutt%=x

x/start%=prosentøkning