Are there less than 1 million, exactly 1 million or greater than 1 million milligrams in 1 kilogram?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Find the maximum value of p= 4x + 5y subject to the following constraints :

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle