Answer:
correct statements in Q no. 17 are;
Answers for Q no. 18;
Step-by-step explanation:
1 because you replace x with 2 so, (2)squared -5x2 + 7 = 4 - 10 + 7 = 1
Based on the information given, the number of tokens that will be bought if a child has $20 will be 70.
Since a child can buy 21 tokens for $6, the cost of one token will be:
= $6 / 21 = $0.2857143
Therefore, if a child has $20, the number of tokens that will be gotten will be:
= $20 / $0.2857143
= 70
Therefore, 70 tokens will be bought.
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$291-$210=$81
$81/0.15= 540 miles
I believe the answer is 540 mi.