What is the similarities and differences between comparing a whole numbers and decimals

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1