9. An athlete runs 100 m race in 0.54 seconds. Find the speed in km per hour. 0. An object is moving at a speed of 3.5 cm per second. How many minutes will it take to cover 157.50 m ?

13) Darrez paid \( \$ 7.99 \) for 3 slices of pizza and \( \$ 1.74 \) for some pop. How much did he spend?

Find the difference. 1. \( 4 \frac{1}{2}-2 \frac{3}{4}=\square \)

Question 3 (1 point) A math teacher has 15 bottles of glue for students to use for their journals. Each student needs a \( 1 / 3 \) of a bottle to glue in their new page of notes. How many students can glue in their notes? a \( 15 / 3 \) b 3 d d d

4. Ms. Bailey has a flight from New York to Paris that covers the distance shown in 7 hours. If the plane travels at the same speed per hour, how many miles will Ms. Bailey travel after 4 hours? Show your work.

Convert the fraction below into a decimal \[ \frac{21}{40} \]