Level 3
The number of silver crayons is twice the number of blue crayons. The number of blue crayons is 14 more than the number of gold crayons. The total number of crayons is 138. The cost of each silver crayon is $3.80 and the cost of each gold crayon is $1.50. The total cost of all the crayons is $374.20.
Level 3
For every magazine Tommy sells, he gets $1.75 as commission. He gets an additional $1.50 for every 8 magazine sold. How many magazines did Tommy sell if he earned $50 in commission?
Level 3
Mr Lee organised a lucky draw event. He spent $382.20 on some toys and pouches. He bought 6 more pouches than toys. A toy costs $14.70 and a pouch costs $4.90. How many pouch did Mr Lee buy?
