The sum of my digits is 11 when rounded to the nearest hundred i am 500 rounding to the nearest ten makes me 530
what number am i?

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120