Answer:
Total Mark = 5c - a
Step-by-step explanation:
Total Mark = 4c - (a - c) = 5c - a
Marks for correct questions = 4c
Marks deducted for incorrect questions = a - c
Answer:
19
Step-by-step explanation:
if the triangles are similar then EG/BC = FG/BD
51/(x+4) = 57/(2x-7) cross multiply expressions
102x - 357 = 57x + 228
102x - 57x = 228 + 357
45x = 585 divide both sides by 45
x = 13
BD = 2x -7 and 13×2 - 7 = 19
Answer:
a.
<u>Required equation is</u>
b.
<u>Solve the equation</u>
The answer is y=2. Hope this helps!
Answer:
Yes, it is a matched pairs design.
Step-by-step explanation:
Assuming that the twins used in the experiment are identical, this can be treated as a matched pairs designed. Although there are two individuals receiving different treatments, they are genetically similar enough for this to be considered a matched pairs design (One individual subjected to two different treatments).
