15% of the students in the library have brown eyes. If there are 9 students with brown eyes, How many students are in the librar
2 answers:
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Answer:
52% and 7
Step-by-step explanation:
There are 25 squares of which 13 are shaded , then
× 100% = 13 × 4% = 52°
(b)
1 square represents × 100% = 1 × 4% = 4%
Then 80% = 80% ÷ 4% = 20
That is for 80% , 20 squares require to be shaded
That is 7 more than the 13 already shaded
Step-by-step explanation:
I hope it's correct... Ahhh... Now it's long enough to post
