" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
jumlah frekuensi
= (6x4) + (7x5) + (8x2) + (9x3) + (10x1)
15
= 24 + 35 + 16 + 27 + 10
15
= 112 = (b.)
15