What is the best estimate of the sum of the fractions? 31/4+17/3+8/18

12 1/2
13
14 1/2
15

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

If g(x) is an odd function, which function must be an even function?

Which expression is equivalent to the expression shown?