There are two price schemes for tickets to a tourist attraction. (1) There are 4 adults and 6 children. Which scheme is cost-effective? (2) 6 adults and 4 children, which one should I choose?

4×60+60÷2×6,

=240+ 180,

=420 (yuan);

Option 2 requires:

45×(6+4)

=45× 10,

=450 yuan.

420 yuan < 450 yuan.

Answer: For adults and children, Option 1 is cheaper.

(2) Option 1 Requirements:

6×60+60÷2×4,

=360+ 120,

=480 yuan.

Option 2 requires:

45×(6+4)

=45× 10,

=450 yuan.

450 yuan < 480 yuan.

Answer: It is cheaper for 6 adults and 4 children to choose Option 2.