Verified answer

bonsoir,

Bonsoir,

4mn  30 s =  4*60+30 = 270s

3h30 =  3*3 600+30*60

= 10 800s + 1 800s

= 12 600s

12 600/ 270 => 46, 67

46,67 > 42,195

C'est bon , il y arrivera