# Structure And Method: Section 10-3

15 Questions | Total Attempts: 31  Settings  Check-in on section 10-3. Writing and solving inequalities.

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• 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.

• 12.
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

• 13.
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.
• 14.
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.
• 15.
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.