1.
(2021九上·哈尔滨开学考)
Mr. and Mrs. Baker get $3, 000 1n all from their work every month. They use$1, 000 for charity(慈善)The form below shows they give to homeless children each week.
Disabled people
|
Homeless children
|
Drop-out children
|
30%
|
?
|
30%
|
A . $ 100
B . $ 400
C . $ 300