sar33m08 sar33m08

20-11-2020
Mathematics

contestada

Solve the proportion using cross products.
18/20=k/110

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

Respuesta :

adnakahteran8 adnakahteran8

20-11-2020

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

Answer Link

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