Answer:
18 : 45
Step-by-step explanation:
add the parts of the ratio, 2 + 5 = 7 parts
Divide the quantity by 7 to find the value of one part of the ratio
63 ÷ 7 = 9 ← value of 1 part of the ratio , then
2 parts = 2 × 9 = 18
5 parts = 5 × 9 = 45
Then 63 = 18 : 45 in the ratio 2 : 5
