An item is regularly priced at $ 70. It is on sale for 40% off the regular price. How much in dollars) is discounted from the regular price?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Si el duplo del mayor de dos numeros se divide entre el el triplo del menor, el cocient es 1 y el residuo 3, y si 8 veces el menor se divide por el mayor, el cociente es 5 y el residuo 1

What is the correct answer? urgent you