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It requires 30 minutes to cut a piece of wood into 11 sections. If the time required to cut a piece of wood into two is the same, how many minute(s) is / are required to cut a piece of wood into 7 sections? (You can only cut one piece of wood into two at any given cut.)

There are a total of 32 chickens and rabbits in a farm, and the animals have a total of 102 legs. How many chicken(s) is / are there in the farm?

According to the pattern shown below, what should be the number represented by “?” in the figure below?

If yesterday was Wednesday, which day of the week will it be 145 days later?

According to the pattern shown below, what should be the number filled in the blank?

14 , 51 , 112 , 203 , 330 , 499 , _____ , . . .

If we add 11 to Leon’s age this year, the sum is  then divided by 6, 4 is then subtracted from the quotient and finally the difference is multiplied by 5, the result will be 15. How old is Leon this year?

Find the value of 39 + 43 + 45 + 47 + 51 + 54 + 58 + 66 .

Find the value of 123÷11 + 132÷11 - 24÷11.

Find the value of 10 + 13 + 16 + . . . + 76 + 79 + 82 .

Find the value of 100÷13 + 35÷13 + 150÷13 + 40÷13.