Lets check...
42/56 = 56/64
cross multiply
(56)(56) = (42)(64)
3136 = 2688...(incorrect)...these are not proportional
proportions are nothing but equivalent fractions
42/56 = 3/4
56/64 = 7/8
as u can see, they are not equivalent fractions...so they are not proportional
Answer:62%
Step-by-step explanation: if you divide the amount spent by the amount made you get the percentage
To find the reciprocal, just switch the numerator and denominator around.
-8b
___
5b-6
Reciprocal:
5b - 6
______
-8b
Step-by-step explanation:
the first one is acute equilateral
the second one is obtuse scalene
the third one is right scalene
the fourth one is obtuse isosceles
