32*5= 160 (yuan) 260- 160= 100 (yuan) 10-5=5 (yuan) 100/5=20 (person)

A: This tour group has 20 adults, 12 children.

2. It's raining.

7*4=28 (travel) 38-28= 10 (travel) 10/(6-4)= 10/2=5 (days) 7-5=2 (days)

There are five sunny days and two rainy days this week.

3.4+6= 10 (yuan) 30-20= 10 (yuan) 20/2= 10 (yuan) 10+6= 16 (yuan)/

Answer: Xiao Ning brought 16 yuan and Liang Xiao brought 14 yuan.

4. Turn the coin face up.

15* 10= 150 (step by step) 150- 100=50 (step by step) 50/(15+10

A: Coins face up 8 times and face up 2 times.