CPS Firefighter Basic Math

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Nine less than three times a number equals 33. Think of the number.

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Dave's iPod has room for 15 more minutes of music. He plans to upload three songs totaling 5.15, 4.4, and 4.8 minutes. How much time will he have left after uploading these three songs?

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When a number is multiplied by 24 twice, the result is 60. Think of the number.

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How many oranges do you have if there are four and you take away three?

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A school has 6000 students and 240 teachers. What is the student-teacher ratio?

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Henny is 16 years younger than Jill. How old is Jill if the sum of their ages is 30?

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The pet store has a total of 18 animals. Some are birds, while others are dogs. There are a total of 50 legs. What is the total number of birds and dogs?

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