Inequalities - practice problems

Number of problems found: 67

Henry
Henry has scored 72, 67, 82, and 79 on his Algebra tests. Use an inequality to find the scores he must take on the final exam to pass the course with an average of 77 or higher, given that the final exam counts as two tests.
Triangle 71404
Which three lines of a given length can be three sides of a triangle? A / 42mm; 22mm; 12mm; B / 5cm, 50mm, 6cm; C / 10m, 5m, 50dm; D / 2.1cm, 4.2cm, 1.9cm
Renting
Renting video games from Store S costs $2.50 per game plus a monthly fee of $5.00. Renting video games from Store T costs $5.00 per game with no monthly fee. The monthly cost to rent video games depends on the number of video games, v, rented. Which in
Following 64814
The two sides of the triangle have side lengths a = 6cm and b = 13cm. Then the following applies to the length of the third party c: (A) 7
Solve 8
Solve the given problem involving linear inequalities in two variables. Your parents give you a weekly allowance greater than Php200. The allowance is budgeted for your food and school needs. If you allowed Php70 for your school needs, what would be the m
In the
In the arithmetic sequence a1 = 4.8, d = 0.4. How many consecutive members, starting with the first, need to be added so that the sum is greater than 170?
Inequality 46231
2375 & lt; x write two solutions to the inequality
Three-digit numbers
How many three-digit numbers are not closer to 600 on the number axis than 400?
The perimeter
The triangle has one side 5 cm long and another 11 cm long. What can be the smallest, and what is the largest perimeter?
Open intervals
Open intervals A = (x-2; 2x-1) and B = (3x-4; 4) are given. Find the largest real number for which A ⊂ B applies.
Inequality: 33371
Solve the quadratic inequality: -2x² + 4x + 6
Inequality: 33081
Write the smallest natural number satisfying the inequality: 5. (2x-1)
Tourist 14291
If a tourist reduced his speed by 1 km / h, he would walk less than 12 km in 3 hours. If he added to the step by 1km / h, he would walk more than 25 km in 5 hours. How fast is the tourist?
The perimeter of the rectangle
The length, l, of a rectangle is 4 inches greater than its width, w. The perimeter of the rectangle is at least 30 inches. What inequality shows the range of possible widths of the rectangle?
Inequality 12021
Solve on Z - inequality with absolute value: | x-18 | +4> 1
Probability 7991
We have the numbers 4, 6, 9, 13, and 15. What is the probability that these will be the lengths of the sides of the triangle? (Consider only scalene triangles.)
600 pencils
Six hundred pencils we want to be divided into three groups. The biggest groups have ten pens more than the smallest. How many ways can this be done?
Sum of dividend
Suppose X is divided separately 2.63 and 1.40. And the results of the individual divisions are added to give a result less than X. What is X?
Double-digit 7736
How many double-digit numbers lie on the number axis closer to the number 31 than to the number 100?
Inquality
Solve inequality: 3x + 6 > 14

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