Answer:
12 weeks
Step-by-step explanation:
If John is aiming to save $100, with $6 a week and he has already saved $28. The leftover amount to be saved is $100 - $28 = $72
In one week → $6
2 weeks → $12
3 weeks → $18
and so on..

John will need 12 more weeks to save a total of $100.
Answer: a) 12
Step-by-step explanation: anything with parentheses means times (×)
The mode is the score that occurs the most often and the median is the middle number when arranged in order.
I can give you a link https://youtu.be/aUy-_WnEV30 . I hope this answers your problem, and gives you greater insight. Sorry I couldn't do more :(
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<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em><em> </em>