Page 37 - Grade 10 C.Math
P. 37

oxfF,  P =;'?sf] hg;ª\Vof (Ini al popula on)

                        0
                      R% = hg;ª\Vof j[b\lwb/ (Popula on growth rate) -k|ltzt k|ltjif{_

                      T = ;do -jif{df_
                      P  = T jif{kl5sf] hg;ª\Vof
                       T
                      o;nfO{ rj|mLo ld>wgsf] ;"q;Fu t'ngf ubf{
                       Curriculum Development Centre
                                       x'G5 / a9]sf] hg;ª\Vof                           x'G5 .


                      olb k|To]s jif{sf] hg;ª\Vof j[b\lwb/ km/s km/s ePdf


                      T jif{kl5sf] hg;ª\Vof                                   x'G5 .

                      hxfF R , R , ..............R  n] j|mdzM k|yd jif{, bf];|f] jif{, =========ub}{ T cf}F jif{sf] hg;ª\Vof
                           1  2         T,
                      j[b\lwb/ hgfpF5 .

                      olb  hg;ª\Vofsf  7fpFdf  s'g}  j:t'sf]  d"No,  la?jfsf]  prfO  cflb  ePsf]  v08df  s]
                      xf]nf < ;d"xdf 5nkmn u/L lgisif{ lgsfNg'xf];\ .


                  pbfx/0f 1

                  Pp6f ;x/sf] hg;ª\Vof 2068 sf] cGTodf 30,000 lyof] . olb jflif{s j[b\lwb/ 2.5% eP 2071
                  sf] cGTodf pSt ;x/sf] hg;ª\Vof slt eof] xf]nf < kTtf nufpg'xf];\ .

                  ;dfwfg

                  oxfF, 2068 sf] hg;ª\Vof P  = 30,000
                                        0

                  jflif{s j[b\lwb/ (R) = 2.5%

                  ;do T = 2068 b]lv 2071 ;Dd = 3 jif{

                  2071 sf] clGtdsf] hg;ª\Vof (P ) = ?
                                              T

                  xfdLnfO{ yfxf 5, P
                                  T




                                        = 30,000 × 1.0769

                                       = 32306.71 = 32307 -nueu_

                 34                                                                   ul0ft, sIff – 10
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