Round 5.1234 to the nearest thousandths

Write an inequality and solve each problem. for exercises 11 and 12, interpret the solution.

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.