Add $0.45 and $0.55 to make a dollar. Then, $7 + $22 + $1 = $30. Next, $30 + $15 = $45. Finally, add $0.37 to get $45.37 is it correct?

Hey bakery display easter cookies equally on seven trays if there are 567 cookies how many cookies are on each tray

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?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup