Paul bought a student discount card for the bus. the card allows him to buy daily bus passes for $1.50. after one month, paul bought 15 passes and spent a total of $30.50. how much did he spend on the student discount card? paul spent $ on the student discount card.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

‼️‼️‼️10 points‼️‼️‼️ me it’s important‼️‼️‼️‼️‼️

How many times larger is 6 × 10^12 than 2 × 10^7? a. 30,000 b. 3,000 c. 3,000,000 d. 300,000