Answer: There are 30 questions.
Step-by-step explanation:Easiest way to approach this is to remember the percentage proportion equation. Part/Total= percentage/100.
27/x = 90/100
27/x=.90
x=27/.90
x=30
Therefore the exam has 30 questions.
40 divided by 5 is 8, therefore the football player can run 8 yards per second.
Correct answer is C CCCCCC
Answer: There are 96 students who attend Chess club on Wednesday.
Step-by-step explanation:
Since we have given that
Total number of students in challenger Middle school = 800
Percentage of students stay after school for chess club in Wednesday = 12%
So, Number of students who attend Chess club on Wednesday is given by
Hence, there are 96 students who attend Chess club on Wednesday.
Let e,e+1, and e+2 equal the ages of Edna, Ellie, and Elsa, respectively. Then:
e+e+1+e+2=93
3e=90
e=30
Edna is 30, Ellie is 31, and Elsa is 32. ☺☺☺☺