Structure And Method: Section 10-3

15 Questions | By Carlamead | Updated: May 9, 2023 | Attempts: 50

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Structure And Method: Section 10-3 - Quiz

Check-in on section 10-3. Writing and solving inequalities.

Questions and Answers

1.

Chose the correct answer. Express each quantity in terms of k. The value of quarters in cent of k quarters
- A.
  
  K
- B.
  
  25k
- C.
  
  K + 25
- D.
  
  K/25
2.

Chose the correct answer. Express each quantity in terms of k. The time needed to travel 100 km at k km/h
- A.
  
  Not enough information given to determine
- B.
  
  K/1000
- C.
  
  100k
- D.
  
  100/k
3.

Chose the correct answer. Express each quantity in terms of k. The area of a rectangle measuring 23 m by k m
- A.
  
  2(23) + 2k
- B.
  
  23k
- C.
  
  (23k)(23k)
- D.
  
  23 + k
4.

Chose the correct answer. Express each quantity in terms of k. The cost of a k-minute telephone call, if the first minute costs $0.40 and each additional minute is $0.30
- A.
  
  0.40 + 0.30(k - 1)
- B.
  
  0.40 + 0.30k
- C.
  
  0.30k + k
- D.
  
  0.40k + 0.30(k-1)
5.

Chose the correct answer. Express each quantity in terms of k. The perimeter of a rectangle that measures 2.5 ft by k ft
- A.
  
  2.5 + k
- B.
  
  2.5 + 2k
- C.
  
  5 + 2k
- D.
  
  2.5k
6.

Chose the correct answer. Mel had $28. After cashing a check he received from his mom, he had more than $75. What is the amount of the check Mel cashed?
- A.
  
  Mel cashed a check for more than $47.
- B.
  
  Mel cashed a check for less than $47.
- C.
  
  Mel cashed a check for less than or equal to $47.
- D.
  
  Mel cashed a check for more than or equal to $47.
7.

Choose the correct answer. Postage is $.25 for the first ounce and $.20 for each additional ounce. How heavy a package, to the nearest ounce, can Marcella send if she wants to spend no more than $2.25?
- A.
  
  Marcella can send a package weighing more than 11 ounces.
- B.
  
  Marcella can send a package weighing less than 11 ounces.
- C.
  
  Marcella can send a package weighing equal to 11 ounces or less.
- D.
  
  Marcella can send a package weighing equal to 11 ounces or more.
8.

Choose the correct answer. The width of a poster is 8 cm less than the length. The perimeter is more than 184 cm. If the measurements are both integers, fund the minimum dimensions of the poster.
- A.
  
  The minimum dimensions are 102 cm by 86 cm.
- B.
  
  The minimum dimensions are 51 cm by 59 cm.
- C.
  
  The minimum dimensions are 43 cm by 35 cm.
- D.
  
  The minimum dimensions are 51 cm by 43 cm.
9.

Choose the correct answer. After serving 45 lb of poultry, caterer had more than 10 lb left. How many pounds of poultry did the caterer have originally?
- A.
  
  More than 55 lb
- B.
  
  Less than 55 lb
- C.
  
  55 lb or more
- D.
  
  55 lb or less
10.

Choose the correct answer. Sonya is a waitress. She earns $200 a week plus a 15% tip on the cost of each meal she serves. What must be the total cost of the meals she serves for her to each at least $425 each week?
- A.
  
  $1500 or less
- B.
  
  Less than $1500
- C.
  
  $1500 or more
- D.
  
  More than $1500
11.

Choose the correct answer. The length of a rectangle is 6 cm shorter than its width. The perimeter is at least 60 cm. What are the smallest possible dimensions for the rectangle?
- A.
  
  12 cm by 18 cm
- B.
  
  18 cm by 24 cm
- C.
  
  6 cm by 12 cm
- D.
  
  Answer not given
12.

Chose the correct inequality. The variable represents the number indicated in the parentheses. Maria, who is older than her 12-year-old brother, is 4 years younger than Sue. (Sue's age)
- A.
- B.
- C.
- D.
13.

Chose the correct inequality. The variable represents the number indicated in the parentheses. The sum of four consecutive integers is at most 100. (Smallest integer)
- A.
- B.
- C.
- D.
14.

Chose the correct inequality. The variable represents the number indicated in the parentheses. Fred has one third as many $10 bills as $20 bills. He has at least $300. (Number of $20 bills)
- A.
- B.
- C.
- D.
15.

Chose the correct answer. A purse contains 26 coins, some of which are dimes and the rest nickels. Altogether, the coins are worth more than $2.10. At least how many dimes are in the purse?
- A.
  
  At least 16 dimes
- B.
  
  At least 17 dimes
- C.
  
  At least 15 dimes
- D.
  
  Not enough information given to solve