The total number of students is 45 + 48 +40 = 133 students
1/2 * 133 ------ 3/4 * 133
(66.5 ; 99.75)
So we can say that b<span>etween 65 and 100 students packed their lunch</span>
Answer:
87.5%
Step-by-step explanation:
7/8
= 0.875
= 0.875 x 100%
= 87.5%
15% of the students in the school eat hot lunch.
15%=108
108 is 15% of 720
Answer:
5253 out of 5255 times.
Step-by-step explanation:
Being that the we are determining the probobility of it not bein defecteve, then we simply count the bolts not defective rather then defective ones. We can do this simply by subtracting the defective bolts from 1, or total bolts recieved.
Which is the equation that gives us the answer,
Step-by-step explanation:
400,200,100,50,25,12.5, ...... 0.78125
