Answer:
a) 40
b) 80
c) 77
d) 48
Step-by-step explanation:
To find the missing numerator, multiply the equation by the denominator of the fraction with the missing numerator.
a) (10/15)(60) = (x/60)(60)
40 = x
__
b) (x/180)(180) = (4/9)(180)
x = 80
c) (7/11)(121) = (x/121)(121)
77 = x
d) (x/144)(144) = (2/6)(144)
x = 48
404.5 dollars
8x9+(0.875x380)=404.5
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no cheating thanks <3
