Answer:
2/5
Explanation:
Number of swans Claire can make in one minute = 1 ÷ 21/2
convert 2 1/2 to an improper fraction
to convert to improper fraction, take the following steps :
1. Multiply the whole number by the denominator
2. Add the numerator to the answer gotten in the previous step
3. divide the number gotten in the previous step by the denominator
2 1/2 = 5/2
1 ÷ 5/2
1 x 2/5 = 2/5