Either a student passes an exam or fails it. that means the percentage of students who pass plus the percentage of students who fail must add to 100%. this also means that if 22% pass, then 78% fail. there are 68 students total and 78% fail so the number of students failing is:
(78/100)(68) = 53.04 which is approximately 53 students.
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Answer:
21 pacientes tienen problemas cardíacos de los 70 pacientes diagnosticados
Step-by-step explanation:
Paciente con problema cardíaco del total de pacientes diagnosticados = 30%
Total de pacientes que van al hospital en un día = 70
El total de pacientes con problemas cardíacos entre los 70 pacientes diagnosticados es
30% de 70 = 30/100 * 70 = 21
69% is the same as .69, which is the same as 69/100
Answer:
5x and -7x
Step-by-step explanation:
they both end in the variable "x"
