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Solve the proportion using cross products. 18/20=k/110 A. 99 B. 122 C. 3.3 D. 2.9
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1 vote
Solve the proportion using cross products.

18/20=k/110

A. 99
B. 122
C. 3.3
D. 2.9

User Matt Eckert
by
6.0k points

1 Answer

2 votes
A.99 1
Divide the numbers
1
8
2
0
=

1
1
0
18
20
=
k
110
2018​=110k​
9
1
0
=

1
1
0
9
10
=
k
110
109​=110k​
2
Multiply all terms by the same value to eliminate fraction denominators
3
Simplify
Solution
9
9
=

99
=
k
99=k
User Michaelfilms
by
5.6k points
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