70% of the hundred students in the Middle School cafeteria brought their lunch some of the students bought their lunch these the
cafeteria to attend an assembly now only 60% of the remaining students bought their lunch how many students are in Maine in the cafeteria
1 answer:
70 × 60 =4200 students at Maine Middle School
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The selling price would be $11.20.
40% = 40/100 = 0.4
The mark up is 40% of the cost; this means 40% of 8:
40% of 8 = 0.4(8) = 3.20
8 + 3.20 = 11.20
Answer:
when x= -7
h(-7) = (-7)^2 -5
= (-1)^2*(7)^2-5
= 1*49-5
= 49-5
=44
Therefore , h(-7)=5
