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1. =2 1/2 + 1,75

=5/2 + 7/4

=10/4 + 7/4

=17/4

=4 1/4

2. 3/4 = 75%

=75% – 40%

=35%

3. Andi = 1 3/4 = 1,75 m

Bayu = 1,75 + 2,25 = 4 m

Semoga membantu 🙂