How old was president G. H.W. Bush when he was first inaugurated

Do we actually do work like math, reading, etc? ?

3. meena and ala are two friends. meena has a habit of using new pens almostevery day, whereas ala believes in getting a refill for her pen instead of buyinga new pen even though her friends make fun of her.a) which out of two practices would you follow and why? b) which value is ala depicting?

If the light is green as you approach an intersection, you should: a. cover your brakes b. expect it to change soon c. speed up to enter the intersection