I will give big brain to BEST and CORRECT answer. Need help. PLSS Simplify the linear expression.

−2/3a+1/8−1/6a−3/4

The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz