Answer:
A - 8:1
Step-by-step explanation:
2/5:1/20
cross multiply
40:5
8:1
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA S
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L.ASDAA
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AAAAAAAAAAAAAAAAAA
A
AAAAAAA
A
]]]]]AASSSSSSSSSSSSSSAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
He can shoot 6 because at this point we are diving 72 divided by 12 equals 6 hope it helps
Last option is the correct answer.
Step-by-step explanation:
Given that
Let x stand for the solution a and y stand for the solution B
So,
According to statement that
30 gallons have to be made

Solution A contains 29 percent bromine => 0.29x
Solution B contains 53 percent =>0.53y
And the mixture of 30 gallons contains 45% bromine

Following equations will be used for solving the problem

Hence,
Last option is the correct answer.
Keywords: Equations, Variables
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