amortegaa805
04.03.2021 •
Mathematics
5
The diagram shows a block of metal on horizontal ground.
Use the formula below to help you answer this question.
The base of the block of metal is a rectangle 20 cm by x cm.
The block exerts a force of 1500 newtons on the ground.
The pressure on the ground is 3 newtons/sq cm
xem
Work out the value of X
(3 Points)
20 cm
pressure
yond
ard
Enter your answer
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Ответ:
C 10% Condition.
Step-by-step explanation:
Let's Look at them one by one.
A: Large Enough sample condition.
this is met because 600 students is a good number to carry out a surwey.
B: Randomization, 600 incoming freshman are definitely random.
C: we are left with C so the answer is C.