In Wellsville High School, 30 % of the 300 girls and 20% of the 250 boys passed french. What percent of the shool passed french?
1) Add the total number of the students.
That would be 300+250 getting 550.
2)Get the 30% of 300
That would be
0.3(300)
=90
3) Get the 20% of 250
0.2(250)
=50
4)Add the results of steps 2 and 3.
90+50
=140
5) Divide the result of step 1 to the result of step 4.
140/550
=approximately 0.2545
6)Change 0.2545 to percent
25.45%
1) Add 0.30 x 300 and 0.20 x 250. That's the number of students who passed.
2) Add 300 and 250. That the total number of students
Divide 1 and 2.
I shouldn't tell you this, but here ya go.
I typed the following into a Google search:
30% of 300 plus 20% of 250
I was surprised to see that it gave me the answer!
Go to the url listed below and you will see the answer.
I wish I would have had this help when I was in school!
divide 50% by the total of girls and boys.
25.4%
Comments
1) Add the total number of the students.
That would be 300+250 getting 550.
2)Get the 30% of 300
That would be
0.3(300)
=90
3) Get the 20% of 250
That would be
0.2(250)
=50
4)Add the results of steps 2 and 3.
90+50
=140
5) Divide the result of step 1 to the result of step 4.
140/550
=approximately 0.2545
6)Change 0.2545 to percent
That would be
25.45%
1) Add 0.30 x 300 and 0.20 x 250. That's the number of students who passed.
2) Add 300 and 250. That the total number of students
Divide 1 and 2.
I shouldn't tell you this, but here ya go.
I typed the following into a Google search:
30% of 300 plus 20% of 250
I was surprised to see that it gave me the answer!
Go to the url listed below and you will see the answer.
I wish I would have had this help when I was in school!
divide 50% by the total of girls and boys.
25.4%