1. -3/2
2. -1/2
3. 1.3
4. 1 1/2
Answer:
12
Step-by-step explanation:
560-500=60
60/500*100=12
Answer:
16 years old
Step-by-step explanation:
The age of his sister = 12 years old
Gasta is 4 years older than his sister,
The age of Gasta
= 4 + 12
= 16 years old.
Therefore,
Gasta is 16 years old.
<span>3a^2+12a = 3a(a+4)
...</span>
