30•? =810000? :400=5793355200;? =800

Question

30•? =810000
? :400=5793
355200;? =800

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Answer 1

1) 27000
2)2317200
3) 444

Answer 2

1) 30х = 810000
х = 810000 ÷ 30
х = 27000
Ответ х = 27000

2) y : 400 = 5793
y = 5793 × 400
y = 2317200
Ответ : у = 2317200

3) 355200 : z = 800
z = 355200 ÷ 800
z = 444
Ответ : z = 444