Help me on 9 to 13 plss

What is a solar eclipses Kulsums TV uses 45 W. How much does it cost her to watch TV for one month (30 days). She watches TV for 4 hours/day during mid-peak time (10.4 cents/kWh). What are the values of a and b?a = 0.4 and b = 0.15a = 0.4 and b = 0.15a = 8.6 and b = 14.25a = 8.6 and b = 14.25 Find the volume of a regular square pyramid with base edge 10 ft. and height 12 ft.120 ft75ft?400 ftD 300 ft? Plz help me solve this How many quarts of pure antifreeze must be added to 8 quarts of a 40% antifreeze solution to obtain a 60% antifreeze solution what is 1 6/9 +5 9/7 If f(x)=2x+3 and g(x)= x^2-8find (f+g (x) Please help Ill give brainliest I need the answer to this question Simplify r^2-2r^3+3r^2 can anyone simplify 5(x-6) A person who forwards on a sexual picture of another can get in as much trouble as a person sending a picture of themselves (sexting). True False please help me i have 5 minutes left: )! ill give Brainliest thanks How did reducing the number ofdecomposers affect the amount of carbondioxide in the ecosystem? The lower the pH number is, the more ______ the solution. Which of the following works was constructed to keep barbarians out of China?O the Gates of All Nationsthe Ziggurat at Urthe Great Wallthe Great Pyramid at Giza HELPPPP, ASAPPP THEY ONLY GAVE ME A FEW MINUTES TO COMPLETE!!Discuss the benefits and drawbacks ofusing solar energy and wind energy. Select the correct answerWhat is a federal budgetAan evaluation of the government's current revenue suresan estimate of the government's total revenue and spendinga calentation of the amount needed to make the government debt freea comparison of the government's foreign and domestie earningsResolNext please help. What is the slope of the line given by the equation y = 2x + 6?