Mark has 30 pets total. 50% of his pets are birds, which is 15 pets. 30% are dogs, which is 9 pets. The remaining 20% are cats, which is 6 pets.
Mary's weekly allowance is divided as follows: 50% or $500 goes to food. 20% or $200 goes to transportation. 20% or $200 goes to school supplies. The remaining 10% or $100 goes to savings.
The pie graph shows the percentage of books sold by subject. English had the highest percentage of sales at 37%. Math and Filipino both had 13% of sales. Science and Araling Panlipunan both had 12% of sales.
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