The Ski Club sells 180 keychains. A third of the keychains sold are blue and 1/6 of the remaining keychains are white. The rest of the keychains are red. How many keychains are red?

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.