Sagot :
Answer:
1.r=1 proportion
2.r=4 not
3.-----not
4.r=1 proportion
5.r=1 proportion
Answer:
Those are all true. Except 2 and 3
Step-by-step explanation:
1. Kasi 5:3 × 2 = 10:6 (5×2, 3×2)✓
2. 4:7 × 2= 8:14 dapat
3. 8:5= 10:4 (dapat ay 8:4 and 10:5) Because..in table of 2 and 1..
2 1
4 2
6 3
8 4 ✓
10 5✓
4. 6:8 ×3 = 18:24✓
5. 12:15÷3= 4:5✓