1. Express the following according to the 24 -hour clock: \( \begin{array}{lll}\text { (a) } 10: 15 \mathrm{a} . \mathrm{m} & \text { (b) } 9: 05 \mathrm{a} . \mathrm{m} & \text { (c) } 10: 00 \mathrm{a} . \mathrm{m}\end{array} \) \( \begin{array}{lll}\text { (e) } 6: 20 \mathrm{p} . \mathrm{m} & \text { (f) } 9: 45 \mathrm{p} . \mathrm{m} & \text { (g) } 11: 10 \mathrm{p} . \mathrm{m} \\ \text { (i) } 12: 15 \mathrm{p} . \mathrm{m} & \text { (j) } 12: 35 \mathrm{a} . \mathrm{m} & \end{array} \)

¿Cuántas pulgadas hay en un pie?

What unit of measurement do we use to measure height?

7. Each song on Mel's MP3 player is most likely to be about \( \begin{array}{llll}\text { a. } 3 \text { minutes } & \text { b. } 3 \text { seconds } & \text { c. } 30 \text { minutes } & \text { d. } 3 \text { hours }\end{array} \)

What tool would you use to measure length in feet?

1. Express the following according to the 24 -hour clock: \( \begin{array}{lll}\text { (a) } 10: 15 \mathrm{a} . \mathrm{m} & \text { (b) } 9: 05 \mathrm{a} . \mathrm{m} & \text { (c) } 10: 00 \mathrm{a} . \mathrm{m}\end{array} \) \( \begin{array}{lll}\text { (e) } 6: 20 \mathrm{p} . \mathrm{m} & \text { (f) } 9: 45 \mathrm{p} . \mathrm{m} & \text { (g) } 11: 10 \mathrm{p} . \mathrm{m} \\ \text { (i) } 12: 15 \mathrm{p} . \mathrm{m} & \text { (j) } 12: 35 \mathrm{a} . \mathrm{m} & \end{array} \)