Gimana caranya nihhh??

• Jumlah seluruh: 50 + 70 = 120
• Wanita:
=> Yg hadir
40% x 50 = 20
=> Yg tdk hadir
50 - 20 = 30
• Pria
=> Yg hadir
50% x 70 = 35
=> Yg tdk hadir
79 - 35 = 35
• Bnyak undangan yg tdk hadir:
Wanita + Pria
30 + 35 = 65
• Persen tamu undangan yg tdk hadir:
65/120 x 100% = 54%