Kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkllll

Question

Kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkllll

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Answer 1

X : 1,5 = 25-4,2
x : 1,5 = 20,8
x = 20,8 * 1,5
x = 31,2
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144 : x = 82,4+7,6
144 : x = 90
x = 144:90
x = 1,6

Comments

thanks