If x : y = 3: 4, find (3x + 4y): (5x + 6y).
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2
Step-by-step explanation:
Tan goes to a movie with his family. He has 2 free tickets. Find the amount he has to pay for the tickets if (a) there are 5 family members and each ticket costs $11, (b) there are n family
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Answered by
3
Answer:
Put x=3y=4
(3x+4y):(5x+6y)=(3×3+4×4):(5×3+6×4)
=(9+16):(15+24)
=25:39
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