Decide whether the pair of lines is parallel, perpendicular, or neither.3x - 8y = 1532x + 12y = 6
A. Parallel
B. Neither
C. Perpendicular
Answer: C
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Solve the problem.Find the work done in winding up a 250-ft cable that weighs 2.00 lb/ft.
A. 500 ft?lb B. 62,500 ft?lb C. 31,300 ft?lb D. 188,000 ft?lb
Evaluate the expression. Round to five decimal places when necessary.(-12)-4
A. - 
B. 
C. 
D. - 
In right triangle ABC, ?C is the right angle, a =?21 m, and c = 11 m. Find b.
What will be an ideal response?
Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
A. Estimate: 9 tsp
Exact: 7
tsp
B. Estimate: 9 tbsp
Exact: 7
tbsp
C. Estimate: 6 tsp
Exact: 6
tsp
D. Estimate: 7
tsp
Exact: 9 tsp