1) simplify [1/2 divided by (-1/2 divided by 1/2)] divided by 2/5

= -5/4

Step-by-step explanation:

= [ 1/2 ÷ ( -1/2 ÷ 1/2 ) ] ÷ 2/5

= [ 1/2 ÷ ( -1/2 × 2/1 ) ] ÷ 2/5

= [ 1/2 ÷ -1/1] ÷ 2/5

= [ 1/2 × -1/1 ] ÷ 2/5

= -1/2 × 5/2

= -5/4

step-by-step explanation:

if you want to separate 54 into 6 individual tiers then you need to divide if you want to separate 54 into 6 individual tiers then you need to divide 6 and 54.

if you divide 9 by 6 you will get 54.

- hope i .

explanation:

step-by-step explanation: