Answer:x=z+9/7+1/7y,yer,zer
Step-by-step explanation:
Answer:
probablity of grapes = 0.2
Step-by-step explanation:
here's the solution : -
probablity of grapes =

=》

=》

=》

Answer:
45
Step-by-step explanation:
394+12.5+49.5+39+19.95=514.95,
25.7475+514.95=540.6975
12 lessons*20=240
Grand total is 780.6975
The ratio would be 26 over 34 because 24 passed and if 8 missed then you add those two to figure out how many leople were in the class