Question

hien tai 2 kho thoc chua 1400 tan.Biet 2% so thoc cua kho thu nhat bang 3%so thoc cua kho thu hai.Hoi moi kho chua bao nhjeu tan thoc

Answer 1

goi so thoc 1la x(tan,x>0)(x<1400)

=)so thoc kho 2 la 1400-x(tan)

vi 2% so thoc kho 1 =3% so thoc kho 2 nen

2x/100=3(1400-x)/100

=)2x=4200-3x

=)5x=4200

=)x=840(tm)

=)so thoc kho thu nhat la 840(tan)

   so thoc kho thu hai la 560 (tan)

Answer 2

goi so thoc 1la x(tan,x>0)(x<1400)

=)so thoc kho 2 la 1400-x(tan)

vi 2% so thoc kho 1 =3% so thoc kho 2 nen

2x/100=3(1400-x)/100

=)2x=4200-3x

=)5x=4200

=)x=840(tm)

=)so thoc kho thu nhat la 840(tan)

   so thoc kho thu hai la 560 (tan)

 

moi nguoi thay minh giai bai nay co dung k nhe neu sai thi xin mn giai lai cho mjk nhe

Answer 3

bạn giải đúng rồi đó!!!!!!!!