Question

Determinati cifra a, stiind ca
$3 \frac{4a}{90 } < \frac{173}{50}$
Cu rezolvare,va rog​

Answer 1

Am atasat o rezolvare.

Answer 2

Răspuns:

(3·90+4a)/90<173/50

(270+4a)/90<173/50

50(270+4a)<173·90

13500+200a<15570

200a<15570-13500

200a<2070

a<2070:200

a<10,35