In March it rained 0.83 inches. It rained 0.1 inches less in April than in March. How much did it rain in April?

5/6+7/8what is the answer sealsdbdbshd

Una caja de galletas contiene 16 paquetes y cada una de estas tiene 12 galletas y se quieren repartir entre 6 niños ¿de cuantas galletas le toca a cada niño?

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).