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15 of the students in a English class passed a English test. If these students are 75% of all the students in the class, how many students are in this English class? Round your answer to the nearest whole number if necessary

15 of the students in a English class passed a English test If these students are 75 of all the students in the class how many students are in this English clas class=

Respuesta :

calculista

Answer:

Part 1) [tex]20\ students[/tex]

Part 2) [tex]95\%[/tex]

Part 3) [tex]9\ games[/tex]

Step-by-step explanation:

Part 1) Using proportion

[tex]\frac{15}{75\%}=\frac{x}{100\%}\\ \\x=15*100/75\\ \\x=20\ students[/tex]

Part 2) Using proportion

[tex]\frac{40}{100\%}=\frac38}{x\%}\\ \\x=100*38/40\\ \\x=95\%[/tex]

Part 3) Using proportion

[tex]\frac{18}{100\%}=\frac{x}{50\%}\\ \\x=18*50/100\\ \\x=9\ games[/tex]

Answer:

what he said

Step-by-step explanation: