Concept:To find a percentage of a number, multiply the number by the percentage divided by 100.Explanation:First, calculate 125% of 560.125% of 560=100125​×560=1.25×560=700Next, calculate 22% of 450.22% of 450=10022​×450=0.22×450=99Now add both values.700+99=799So, the required value is 799.Answer:The required value is 799, which matches option A.