4. Nicole sold 6 magazines for every 5 magazines Lauren sold
so ration magazines sold between Nicole to Lauren" 6:5
6 + 5 = 11
total 165 so 165/11 = 15
15 * 6 = 90
15 * 5 = 75
answer: Nicole sold 90
5.
a. 7:15 and 28:50
No, an equivalent ratio would be 7:15 and 28:60
6. new ratio of Honors to regular is 7:4.
If 77 in Honors then i would be 44 in regular
7* 11 = 77
4*11 = 44
7.
150 binders total
48 are red
150 - 48 = 102 are not red
ratio of red to not red
48:102 = 8:17
ratio not red to total
102:150 = 17:25
8.
6 girls in swimming club, 5 girls in art club, so ratio= 6:5
If 75 girls in art club, how many in swim club?
75/5 = 15
so 6*15 = 90
answer: there will be 90 girls in swim club
a. ratio blue to green chairs 7:8, if 252 blue, how many green
252/7 = 36
so 36 * 8 = 288 green chairs
answer: if 252 blue, will be 288 green chairs
General form of vertex of a parabola is
y = a(x - b)^2 + c where vertex = (b , c)
for this equation the vertex is at (-1,0).
the axis of symmetry is x = -1
Answer:
Step-by-step explanation:
