For every 2 hours that Robert spends studying for a math test he spends 3 hours working on English. If he spends 21 hours one month on the math project, how many hours did he probably spend studying fir his English test?

Respuesta :

Answer:

31.5 hours studying English

Step-by-step explanation:

2 math hours  = 3 english hours

21 math hours = ? english hours

21/2 = 10.5

10.5 * 3 = 31.5