Level 3
There are 1500 English books in a library. 35 of the books are novels. 34 of the remaining books are comics. The rest of the books are textbooks. How many textbooks are there in the library?
Level 3
Roger had some rope with a total length of 24 m. He used 23 of the rope to tie a wooden structure for outdoor cooking and 34 of the remaining rope to strengthen the pegs for his tent. How much rope did he have left? Give your answer in meters.