exam Maths Puzzle Numerical Ability

Let x represent the number and then write an expression for the product:

The square of 5 more than a number

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exam Other Question

The cost for a long distance telephone call is $0.36 for the first minute and $0.21 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could talk without exceeding $3. x^2y-xy^2