exam Maths Puzzle Numerical Ability

A square has a perimeter of 54in. What is the area of this square?

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exam Other Question

13.) Solve using the addition and multiplication principles

7 + 6x is less than 61

The solution set is {x l x ___ ____}
the sum of three numbers is 254. the second is 3 times the first, and the third is 5 less than the second. find the numbers.