exam Maths Puzzle Numerical Ability

The length of a rectangle is 2 in. more than twice its width. If the perimeter of the rectangle is 34in., find the dimensions of the rectangle.

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exam Other Question

write the system of linear equations represented by the augmented matrix. Use x,y,z and if necessary w,x,y,z for the variables.

|4 1 5 1| 6|
|1 -1 0 -1| 8|
|3 0 0 7| 4|
|0 0 11 5| 3| You have pepperoni, mushrooms, onions, and green peppers. How many different pizzas can you make by using one, two, three, or four of the toppings?