exam Maths Puzzle Numerical Ability

A metal pipe is 77 cm long.The inner diameter of a cross-section is 4 cm, the outer diameter being 4.8 cm. Find its inner curved surface area

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Find three consecutive integers if twice the middle integer is equal to the sum of the first and the third. The table shows the number of thosands of livestock on farms in the United States in 1994 to 1996. Write a matrix for the data...

Year Beef CattleMilk Cows Sheep