exam Maths Puzzle Numerical Ability

A type of steel sheet weighs 3.125 lb per square foot. What is the weight of a piece measuring 24 in. by 108in.? (Hint: Be careful of units.)

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exam Other Question

(Nine more than the product 4 and the number is 73). I am helping my niece and I am stumped, Help..... Have an inequality question

13n - 2 ≤ 12n + 1

I think it is 5