calculate the simple interest on 1200 at 7% per annum for 3 years using the formula SI is equal to p r t over 100​

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

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