contestada

Brain has scored 19,19,21, and 21 pints in his four basketball games so far. How many points he needs to score in his next game so that his average(mean) is 20 per game?

Respuesta :

his average is already 20 per game. but it would have to be 20 points in the next game because 19+19+21+21+20=100 and 100/5=20