Kopertina e librit Matematika 10 - 11: Pjesa I

Zgjidhja e ushtrimit 13

Zgjidhja e ushtrimit 13 të mësimit 5.1A në librin Matematika 10 - 11: Pjesa I nga shtëpia botuese Botime Pegi me autorë Steve Fearnley, June Haighton, Steve Lomax, Peter Mullarkey, James Nicholson dhe Matt Nixon.


Pyetja

Llogaritni përqindjet e mëposhtme.

  1. 16% e 24 metrave
  2. 63% e 85 metrave
  3. 93% e 15 metrave
  4. 42% e 405 metrave
  5. 88% e 32 metrave
  6. 6% e 265 metrave

Zgjidhja

  1. 16100×24=16×24100=384100=3.84\dfrac{16}{100} \times 24 = \dfrac{16 \times 24}{100} = \dfrac{384}{100} = 3.84 metra
  2. 63100×85=63×85100=5355100=53.55\dfrac{63}{100} \times 85 = \dfrac{63 \times 85}{100} = \dfrac{5355}{100} = 53.55 metra
  3. 93100×15=93×15100=1395100=13.95\dfrac{93}{100} \times 15 = \dfrac{93 \times 15}{100} = \dfrac{1395}{100} = 13.95 metra
  4. 42100×405=42×405100=17010100=170.1\dfrac{42}{100} \times 405 = \dfrac{42 \times 405}{100} = \dfrac{17010}{100} = 170.1 metra
  5. 88100×32=88×32100=2816100=28.16\dfrac{88}{100} \times 32 = \dfrac{88 \times 32}{100} = \dfrac{2816}{100} = 28.16 metra
  6. 6100×265=6×265100=1590100=15.9\dfrac{6}{100} \times 265 = \dfrac{6 \times 265}{100} = \dfrac{1590}{100} = 15.9 metra