El número favorito de mi amigo tiene 3 cifras. Si sabemos que los tres dígitos suman 10, el primer dígito es igual a la suma de los otros dos, y que el primero más el segundo equivale al cuádruple del tercero, ¿cuál es ese número?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

How do you solve a question like this?

Arecipe calls for 32 fluid ounces of heavy cream.how many 1 pint containers of heavy cream are needed to make the recipe?