Step-by-step answer and explanation: 4+1=5
150/5=30
4*30=120
1*30=30
120-30=90
Ivan gets £90 more than Tanya.
Answer:
12 =x
Step-by-step explanation:
We can use proportions to solve
6 x
---- = -------
10 10+10
Using cross products
6 ( 10+10) = x*10
6*20 = 10x
120 = 10x
Divide by 10
120/10 = x
12 =x
(13 + 47) (21 + 79) =
60 + 100 =
160
