Answer:
1st option
Step-by-step explanation:
Answer:
y=+2
Step-by-step explanation:
Every advancement in boxes, gives 2 to the next box. the rate of change would be 2/1
Answer:
15:10
Step-by-step explanation:
Method 1: 5 lots of 3:2 →5 × (3:2) = (5×3) : (5×2) = 15:10
Method 2: 3/2 × 1 → 3/2 ×5/5 = 3×5 2×5= 15:10
boys: 15
girls: 10
