Samochód przejechał b kilometrów w czasie 1h. ile kilometrów przejedzie ten samochód jeśli będzie jechał z taką prędkością przez 4h?

I can’t understand what you wrote

Step-by-step explanation:

i do not know this sorry : (

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it