Answer:
nuts: no nuts
1 : 4
Step-by-step explanation:
1 out of every 5 have nuts
5-1 = 4
That means 4 do not have nuts
nuts: no nuts
1 : 4
f = (f1 f2) / (f1 + f2)
f(f1 + f2) = f1 f2
f f 1 + f f 2 = f1 f 2
f1 f2 - f f2 = f f1
f2 (f1 - f) = f f1
f2 = (f f1) / (f1 - f) <==== solution
Answer:
D
Step-by-step explanation:
sum of ratio=2+3=5
Mpho gets=3/5×20=12
Mutiply straight across 10x