Se desea saber cuánto cuesta embaldosar un patio de 0,345 dam2 con baldosas cuadradas de 25 cm de lado, si la mano de obra por metro
cuadrado es de $1450 y el centenar de baldosas cuesta $7.500

Ineed to know the answer right now! !

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?