Examples for secondary school students - page 170 of 237
Number of problems found: 4730
- Children
The group has 42 children. There are four more boys than girls. How many boys and girls are in the group? - Chestnuts weight
Two pupils handed in 161 kg of chestnuts in the hunting lodge. The first student handed in 9 kilograms more than the second student. How many kilos of chestnuts did each give? - Rectangle dimensions
The width of the rectangle is 17 cm smaller than its length. The perimeter of the rectangle measures 0.9 m. Find the remaining dimensions and calculate their area. - Bouquet arrangements
The florist has 18 tulips and 15 freesias. How many different bouquets can she make if she uses all the flowers? How many freesias will there be in one bouquet? - Infinite series
Determine the sum of an infinite series: 1/3 + 1/9 + 1/27 + 1/81 ... - Balls in circle
How many balls with a diameter of 3.25 cm with a mixture in a circle with a diameter of 27 cm? - Moon
We see the Moon from the perspective angle 28'. At the time of the full Moon, the Moon's radius is 1740 km. Calculate the mean distance of the Moon from the Earth. - Three vectors
The three forces whose amplitudes are in ratio 9:10:17 act in the plane at one point to balance. Determine the angles of each of the two forces. - Equation value
Determine the value of x in this equation: (0.125^x) · 104 = 5000 - Difference - two complex
Determine the difference between two complex numbers: 3i²-3i4 - Forces
Forces with magnitudes F1 = 42 N and F2 = 35 N act at a common point and make an angle of 77°12'. How big is their resultant? - Total
In one class, each student collected an average of 20 kg of paper; in the second class, 30 kg; and in the third class, 40 kg. How many kilograms of paper did one student collect on average across all three classes, given that the second class had the same - Points scored
Peter scored 18 points, George half, Roman scored 3 points less than Peter, and Dennis one point less than George. How many points did Dennis score? - Quadratic equation
Find the roots of the quadratic equation: 3x²-4x + (-4) = 0. - Function continuity
Specify the point at which the sgn x function has no continuity. - Arithmetic progression
Find the difference AP if a1 = -1.5 and a2 + a3 = 2.7. - Expression values
Determine the x and y values in the expression: x! · 10^y = 0.0504. - Ravens
On two trees sits 17 ravens. If three ravens flew from the first to the second tree and five ravens took off from the second tree, then the first tree has two times more ravens than the second tree. How many ravens were originally on every tree? - Complex sum
Determine the sum of complex numbers: 2i² + 2i4 - Value
Find the value of the expression: 6!·10-3
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