根据下图解答

    红枣面包                    火腿面包                夹心面包

7元／个                       6元／个                ?元／个

{#blank#}1{#/blank#}

5×5=                             3×2=                                  6×6=

2×2=                             4×5=                                  1×4=

7×3=                            4×7=                                  4×4=

28÷4=                           35÷5=                                42÷7=

56÷8=                           36÷9=                                21÷3=

15÷{#blank#}1{#/blank#}=5    {#blank#}2{#/blank#}÷6=3    {#blank#}3{#/blank#}÷5=1