2.............................................
6km is 3/4 of her morning speed so 6/(3/4)=6×4/3=8km. Total distance=6+8=14km.
Jeff has $6.80.
$6.90 ÷ 3 = $2.30
$2.30 + $4.50 = $6.80.
The value of y is 64 degrees. There are a total of 180 degrees in a triangle. 79 + 37 = 116 degrees. 180 - 116 = 64 degrees.