A cubical box is 75cm high. how many rectangular packets each of 25×15×5cm are required to fill the box.

Explain:

please help

225 packets

Step-by-step explanation:

Height of cubical box = 75cm

Dimension of rectangular packet = 25×15×5cm

Volume of cubical box = 75^3

Volume of cubical box = (75 * 75 * 75)cm³ = 421,875 cm³

Volume of rectangular packet = 25×15×5cm = 1875 cm³

Number of rectangular packets required /

421,875 cm³ / 1875 cm³

= 225

Number of packets required = 225 packets

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8