Ответ:
A 1) 24/56 = 3/7
A 2) 8/3
A 3 ) 16/5 ×15/32= 3/2 = 1 1/2
Пошаговое объяснение:
A1. 24/56 = 3/7.
A2.
A4. 0,4x = 2,4. x = 2,4/0,4 = 24/4 = 6.
A5. 30%x = 105. 30x/100 = 105.
x = 105*100/30 = 105*10/3 = 35*10 = 350.
B1.
C1.
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Ответ:
A 1) 24/56 = 3/7
A 2) 8/3
A 3 ) 16/5 ×15/32= 3/2 = 1 1/2
Пошаговое объяснение:
Ответ:
A1. 24/56 = 3/7.
A2.
A4. 0,4x = 2,4. x = 2,4/0,4 = 24/4 = 6.
A5. 30%x = 105. 30x/100 = 105.
x = 105*100/30 = 105*10/3 = 35*10 = 350.
B1.
C1.