\(\frac{75}{100}+\frac{3}{4}\times29+75\%\times30+0,75\times40\)

\(=0,75+0,75\times29+\frac{75}{100}\times30+0,75\times40\)

\(=0,75\times1+0,75\times29+0,75\times30+0,75\times40\)

\(=0,75\times\left(1+29+30+40\right)\)

\(=0,75\times100\)

\(=75\)

Khó

\(\dfrac{75}{100}\) + 0,75 x 29 + 75% x 30 + \(\dfrac{3}{4}\) x 40

= 0,75 x 1 + 0,75 x 29 + 0,75 x 30 + 0,75 x 40

= 0,75 x (1 + 29 + 30 + 40)

= 0,75 x 100

= 75

`75/100+3/4xx29+75%xx30+0,75xx40`

`=0,75+0,75xx29+0,75xx30+0,75xx40`

`=0,75xx(1+29+30+40)`

`=0,75xx100`

`=75`

`=>B`

75/100 + 3/4 . 29 + 75% . 30 + 0,75 . 40

= 3/4 + 3/4 . 29 + 3/4 . 30 + 3/4 . 40

= 3/4 .(1 + 29 + 30 + 40)

= 3/4 . 100

= 75

Ủng hộ mk nha ^_-

\(=\dfrac{3}{4}\left(28+23+1+48\right)=\dfrac{3}{4}\cdot100=75\)

\(=\dfrac{3}{4}\left(1+29+30+40\right)=\dfrac{3}{4}\cdot100=75\)

=75

 \(\frac{75}{100}+\frac{3}{4}\times29+75\%\times30+0,75\times40\)

\(=0,75+0,75\times29+0,75\times30+0,75\times40\)

\(=0,75\times(1+29+30+40)\)

\(=0,75\times100\)

\(=75\)

(75 / 100) + ((3 / 4) x 29) + (75% x 30) + (0,75 x 40) =

\(\frac{75}{100}+\frac{3}{4}\cdot29+75\%\cdot30+0.75\cdot40\)

\(=0,75+0,75\cdot29+0,75\cdot30+0,75\cdot40\)

\(=0,75\cdot\left(1+29+30+40\right)\)

\(=0,75\cdot100\)

\(=75\)

\(\dfrac{75}{100}\) + 0,75 x 29 + 75% x 30 + \(\dfrac{3}{4}\) x 40

= 0,75 x 1 + 0,75 x 29 + 0,75 x 30 + 0,75 x 40

= 0,75 x (1 + 29 + 30 + 40)

= 0,75 x 100

= 75