Kenny went golfing with his dad. Kenny had a score of -2 and his dad had a score of +8. How many more shots did Kenny’s dad take?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Ineed i been stuck on this question since yesterday

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.