Answer: C: When calculating the distances to the mean, the student forgot to take the absolute values.
Step-by-step explanation: I just did the question
Answer:
2,5h
if she's driving at 40 miles per hour, that means in 2 hours she will have driven 80 miles plus 30 mins. for another 20 miles. In total - 2h 30mins.
You can form an equation for the number, x. What is meant by "of a number"?
Answer:
$24
Step-by-step explanation:
calculate 20% of $30 and subtract the discount from the cost price
20% = 
= 0.2, hence
discount = 0.2 × $30 = $6
buying price = $30 - $6 = $24
