circumferences, inequalities, factoring, math homework help

Need answers showing work

1. 4(3+6)-3(2)
2. [13 +12] = [23-3]
7
3.
14
4. 4- = 2
+
3
3
5. Find the area of a triangle with base length 3 inches and altitude 10 inches.
2
66-6-3)
5 1
7. -+-X
9
8. A chef has 16 pounds of beef. How many one-third burgers can he make?
9. Find the perimeter and area of a square that has side length 7.35 cm. Round, if necessary, to
the nearest hundredth of a unit. Include units in your answer.
10. Diane stopped at Sheetz and filled the tank in her RV; the odometer read 51, 456.6. After the
next fill up, the odometer read 51, 801.5. It took 21.5 gallons to fill the tank. How many
miles per gallon did the RV get between fill-ups?
11. The diameter of the Ferris wheel at Six Flags is 205 feet. Use 3.14 as an approximation for a
to find the circumference of the wheel and round your answer to the nearest foot. How far
would a person travel if they rode the Ferris wheel 5 times? Round to the nearest foot.
12. The American Psychological Association reports that 12 out of every 100 people in
Maryland are depressed. If there are 6 million people in the state, how many are depressed?
Use a proportion to solve the problem.
13. Solve the given proportion.
7x + 3 5
8 4
14. Joann needs to create a rectangular garden plot covering 100 square meters (100 m²). If the
width of the plot is 7.5 meters, find the length of the plot correct to the nearest tenth of a
meter.
15. Which of the following bottles of shampoo is the most economical?
32 fluid Ounces for $5.69
48 fluid ounces for $7.65
1.–4(3+6)-3(2)-1
2.-[13+.12] + [23-31
14
4.–
4-29
5.–Find the area of a triangle with base length-3 inches and altitude-10-inches.
66-6-5)
1
5
7.
1
-X
3 6
9
1
8.-A-chef has 16 pounds-of-beef. How many one-third-burgers-can-he make?
9.– Find the perimeter and area of a square that has sidelength:7.35 cm. Round, if necessary, to-
the nearest hundredth of a unit. Include units in your answer. I
10.-Diane-stopped at Sheetz and filled the tankin-her-RV; the odometer read 51, 456.6. After the
next-fill up, the odometer read-51.801.5. It took-21.5 gallons to fill the tank. How many
miles per gallon did the RV get between fill-ups?
11.–The-diameter of the Ferris-wheel-at-Six-Flags-is-205 feet. Use 3.14-as an approximation for a
to find the circumference of the wheel and round your answer to the nearest-foot. How far-
would a person travel if they rode the Ferris-wheel-5 times? Round to the nearest-foot. I
12. –The-American-Psychological Association reports that-12 out of every 100 people in
Maryland are depressed. If there are 6 million people in the state, how many-are depressed?
Use a proportion to solve the problem. I
13. Solve the given proportion.
7x + 3 5
=
8
4
14.-Joann needs to create a rectangular garden plot covering-100-square meters (100 m²). If the
width of the plot is:7.5 meters, find the length of the plot-correct to the nearest tenth of a
meter.
15.–Which of the following bottles-of shampoo is the most-economical?
32 fluid ounces for $5.699
48 fluid ounces for $7.65
62 fluid ounces for $11.999
16. Brian digs two circular holes for fish ponds, one-3 meters-in radius and the other is 6 meters
in radius. How much greater-in-area-is the larger fish pond? Use-3.14-as-an-approximation
for-n.
17.–Convert the number 3 to a percent and round your answer to the nearest tenth of a percent.
18.–Convert-56% to a fraction-in-lowest terms and to a decimal number.
19.–What is-90%-of 85? Write an equation to solve the problem using a variable to represent the
unknown quantity. I
19.–What is-90%-of85?
Write an equation to solve the problem using a variable to represent the
unknown quantity.
20.–
The original price of a Sony TV was $1899.90. Monica-hada-20%-off coupon to use for this.
purchase. If sales tax of 6% was added after the discount was taken. how much did Monica
pay altogether for the TV?
21. – Steve borrows $65,000-at-6.5% interest and repays the loan at the end of 10 years. How
much-interest did he pay on the loan?
22. -Evaluate the expression (2x–1)-(6y+-3) when x=-2 and y=3.1
23.–Simplify the expression. Show all-steps of work as you follow the order of operations. I
1
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