The length of a rectangle is 6 cm more than the side of a square, and the width of the rectangle is 6 cm less than the side of the square. If the area of the square is 86 cm2. what is the area of the rectangle?

If x is negative , all BUT which of the following must also be negative?

A drug store usually sells a certain medicine at 40% profit . During a sale, the medicine was sold for 10% les...

If (x2 -y2) =48 and (x -y) =4 , what is the average of x and y?

The average score of students on a certain exam was 85.50. On the same exam Raju scored 90. What was Raju's pe...

One baker can bake either 2 large cakes or 35 small cakes per hour. How many bakers are needed to bake 20 larg...

If n is even, which of the following cannot be odd?