Dave works as a waiter. He is calculating his average tips from the past two weeks. His total tips from each night can be found in the table below, with all values being in dollars. Day
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week 1
100.85
166.57
135.74
148.12
113.94
190.13
235.31
Week 2
102.57
124.02
142.40
108.60
110.50
163.82
183.01

Find the mean of Dave’s nightly tips. Round to the nearest cent, if necessary.
a.
$168.08
b.
$144.68
c.
$139.07
d.
$133.56

THE ANSWER IS B

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.