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Express this first quantity as a percentage of second quantity 80 cents and $1.20​

By Hadley

Express this first quantity as a percentage of second quantity 80 cents and $1.20​

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Hadley

(2a-5b)^ 2 =?
1 4a² 4a ^ 2 – 10ab + 25
2 4a ^ 2 + 10ab + 25
3 4a^2- 10ab – 25
4 4a² + 10ab – 25​

ajay took a loan rs.8000 from the bank . he paid rs.750 every month for one year .how much money did he pay back to the bank?​

1 thought on “Express this first quantity as a percentage of second quantity 80 cents and $1.20​”

  1. Answer:

    Answer

    a) 48 seconds, 5 minutes

    =

    5∗60

    48

    ×100%

    =16%

    b) 63 cents, 9 dollers

    1 doller=100 cents

    9 dollers=900 cents

    Ans =

    900

    63

    ×100%

    =7%

    c) 7mm, 2cm

    1 cm=10 mm

    2 cm=20 mm

    Ans =

    20

    7

    ×100%

    =35%

    d) 24 min, 10 hours

    1 hour= 60 min

    10 hour= 600 min

    Ans =

    600

    24

    ×100%

    =4%

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