# Inequalities - math problems

#### Number of problems found: 39

- Inquality

Solve inequality: 3x + 6 > 14 - Quadratic inequation

If 5x + x² > 100, then x is not - Reciprocal

It is true (prove it) that if a> b> 0: ? - 3-bracket 2

May be the smallest angle in the triangle greater than 70°? - 3-bracket

May be the largest angle in the triangle less than 20°? - Party

At the party everyone clink with everyone. Together, they clink 406 times. How many people were at the party? - 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? - QuizQ

An isosceles triangle has two sides of length 7 km and 39 km. How long is a third side? - Inequation

Solve the inequation: 5k - (7k - 1)≤ 2/5 . (5-k)-2 - Triangle

For how many integer values of x can 6, 19 and x be the lengths of the sides of triangle? - Three-digit numbers

How many three-digit numbers are not closer to 600 on the number axis than to 400? - Quadratic function

It is given a quadratic function y = -4x^{2}+5x+c with unknown coefficient c. Determine the smallest integer c for which the graph of f intersects the x-axis at two different points. - Report card

Ivor hit 4× grade 5 at the beginning of the school year. How many times must now catch grade 1 to get grade 2 on the report card? - More money

Lenka has €4.8 more than Natalia. Who will have more and how much, when Lenka give Natalia €2.5? - 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. - Line

Straight-line passing through points A [-3; 22] and B [33; -2]. Determine the total number of points of the line in which both coordinates are positive integers. - 3-bracket 3

Two angles in a triangle are 90° and 60°. Has triangle at least two equal sides? - Intersections

How many intersections have circles with radius 16 mm and 15 mm, if the distance of their centers is 16 mm. - Circle chord

Determine the radius of the circle in which the chord 6 cm away from the center of the circle is 12 cm longer than the radius of the circle. - 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?

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