pless jawab no a,b,c,d pake cara ya cepett

a. 30/10 × 10/x = 30 hari
b. 30 × 2
= 10 ÷ 2 = 5 hari
c. = 30 × 2 = 60 orang

a . 30 orang -> 10 hari
10 orang -> x hari
= 30/10 × x/10 = 30 × 10 = 10 × x
= 30 × 10 / 10 = 30 . Jawaban 30 hari

b . 30 orang -> 10 hari
60 orang -> x hari
= 30/60 × x/10 = 30 × 10 ÷ 60 = 5 . Jawaban 5 hari

c . 30 orang -> 10 hari
x orang -> 5 hari
= x/30 ÷ 10/5 = 30 × 10 = x × 5
= 30 × 10 ÷ 5 = 60 . Jawaban 60 orang

Maaf kalo salah