Level 3
Peter folded 38 paper aeroplanes on the first day. Each day he did 4 more paper aeroplanes than the previous day. On the last day, he made 74 areoplanes. How many days did he fold paper arfour days. Each day after the first day, he made 6 more paper aeroplanes than the day before. How many days did he fold paper areoplanes?
Level 2
Some campers decided to pitch their tents in a circle. The tents were evenly spaced out and numbered in order. The 3rd tent was pitched directly opposite the 11th tent. If 4 tents were taken down, how many tents were left?
Level 2
Some campers decided to pitch their tents in a circle. The tents were evenly spaced out and numbered in order. The 3rd tent was pitched directly opposite the 11th tent. If 4 tents were taken down, how many tents were left?