Level 3
During a sale, 8 necklaces and 11 watches cost $2836. If Zoe bought 14 necklaces and 20 watches, she would have spent all her money. Each necklace cost $136 more than a watch. Find the amount that Zoe had at first.
Level 3 PSLE
In a school canteen, chairs were arranged in rows such that there were exactly 19 chairs in each row. Mr Ong then brought 6 more chairs into the school canteen and rearranged all the chairs. There are now exactly 7 chairs in each row and 12 more rows than before. How many chairs are there in the school canteen in the end?
Level 3
Some notebooks can be arranged in exactly 15 per row. If the same number of notebooks is arranged in rows of 7 notebooks each, there will be 4 more rows and 4 notebooks left over. How many notebooks are there altogether?
Level 3
A jar contained $2 and $5 notes with a total value of $518. 4 pieces of $5 were exchanged for $2 notes of similar value. In the end, the number of $2 notes was the same as the $5 notes. How many $5 notes were there at first?
