7 is 1/4 of 28, so 7 is 25% of 28.
The drop from 28 to 7 is a drop of 21.
21 is 3 times 7, so 21 is 3 times 25%.
Answer: It is a 75% decrease.
Answer:
34
Step-by-step explanation:
that what i think
Answer:
Step-by-step explanation:
Answer:
if she got 4 questions wrong it would be 12
her score if she got x questions wrong it would be 20-2x
Answer:
i-4 1/8
ii- 2 3/100
iii- 10 123/1000
iv- 292/625
Step-by-step explanation:
...
