The common ratio is the multiplication of 2 each time. 5x2= 10// 10x2=20// 20x2=40
Answer:
Its just 3
Step-by-step explanation:
Because its absolute value.
Hope this helps!
Answer:
60%
Step-by-step explanation:
yiu take 100%-40%= 60%
Answer:
46 and 22
Step-by-step explanation:
let the father b (f) and d son is (s)
so
f=3s.....(1)
(f+10) +(s+10)=68 .... (2)
substitute f=3s in equation (2)
we have
(3s+10)+(s+10)=68
4s+20=68
4s=68-20
4s=48
s=12 .......(3)
substitute (3) in (1)
f=3*12
which f=36
in 10 year time
f+10 =46
s+10=22
