If the polynomial 6x4+8x3+17x2+21x+7 is divided by another polynomial 3x2+4x+1, the remainder comes out to be (ax+b),find a and b

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?