32/2.8= 1 1 Yu 1.2

Eleven pieces 1.2m or more.

2.

480/4-55=65

3.

Buying forty tickets is equivalent to twenty people's money, saving sixteen copies.

4.

Set to x meters.

1/4( 10.8 x)= 7.2-x

x=6

It takes 6 meters

5.

(200- 120)*2= 160

Crude oil weight 160 kg.

6.

A box of "Fuwa" and two badges * * * Yes 145 yuan.

Two boxes of Fuwa and three badges, 280 yuan.

therefore

Three boxes of Fuwa, six badges, 425 yuan.

Four boxes of Fuwa, six badges, 560 yuan.

So the price of a box of Fuwa is 560-425= 135 yuan.

1 The price of the badge is (145- 135)/2=5 yuan.