Answer:
$21
Step-by-step explanation:
1/4 of 28=7
so 28-7=$21
There are two extra credit questions on the Biology test, and 27 questions overall [including the afore-mentioned two]. If Jo answers all questions [including the extra credits] correctly, and each is worth the same amount, what score does she earn?
Answer: 108%
27 − 2 = 25. 100 / 25 = 4. So, each question is worth 4%. 2 x 4% = 8% That’s how much the extra credit is worth. 100% (main test) + 8% (extra credit) = 108% (best score possible).
Answer:
The answer is A..
Step-by-step explanation:
Answer:
Not proportional
Step-by-step explanation:
22/20 does not equal 18/15.
Answer:
profit 40 dollars
Step-by-step explanation: