Answer:
2.8kg
Step-by-step explanation:
There are 7 parts of meat for every 3 parts so there are 7+3=10 parts in total.
4/10=1 "part"
there are 7 parts of meat so (4/10)*7=28/10=2.8kg of meat.
This is an arithmetic progression.
difference d = (-8) - (-2) = (-8) + 2 = (-6).
nth term = a + (n-1)d
point sorry
$12.6 after marking it up by 90%
2x-8<12
+8<+8
2x<20
x<10
5.25
