Equations practice problems - page 144 of 241
Number of problems found: 4813
- Oranges - fruit
I have 2 kg of fruit (apples + oranges) for 50, -. 1 kg of apples is for 22, - oranges 1 kg for 34, - How much does each fruit weigh? - Hyperbola
Find the equation of hyperbola that passes through the point M [30; 24] and has focal points at F1 [0; 4 sqrt 6], F2 [0; -4 sqrt 6]. - Ellipse
Ellipse is expressed by equation 9x² + 25y² - 54x - 100y - 44 = 0. Find the length of primary and secondary axes, eccentricity, and coordinates of the ellipse's center. - Describe 6648
Images of three numbers are marked on the number line: 0, m, 3m-1. The marked pieces are the same length. a) express the ratio m:(3m-1) b) mark and describe the image of the number 1 on the number line. - Equation: 6645
Solve the equation: (2v + 2) / 8 = (v-7) / 4-v - Equation: 6644 Solve the equation: 1/5. (a-3) -1/3. (a-5) = 1
- Supposed 6641
The snail is supposed to climb a 5 meter high wall. It rises 3 meters every day, but at night, it falls 2 meters down. How many days will it climb the wall? - Complete 6639
Complete the number series with another number, which is 150 on average: 43 69 87 125 197 211 298 - Remaining 6638
The farm (ZD) grows corn on a third of its land, barley on a quarter, half of the remaining acreage is planted with clover, and the last 9 ha is reserved for growing cabbage. What is the size of the farm? - Solve: 6632
For n ϵ N solve: 100 = (0.01n)² - Area of iso-trap
Find the area of an isosceles trapezoid if the lengths of its bases are 16 cm and 30 cm and the diagonals are perpendicular to each other. - Intercept with axis
F(x)=log(x+4)-2, what is the x intercept - Right triangle eq2
Find the lengths of the sides and the angles in the right triangle. Given area S = 210 and perimeter o = 70. - Ratio of edges
The cuboid dimensions are in a ratio of 3:1:2. The body diagonal has a length of 28 cm. Find the volume of a cuboid. - Circumference 6598
Adam had three identical rectangles. He put them together and got a rectangle with a circumference of 50 cm. Then, he placed them differently and got a rectangle with a larger circumference. Calculate its perimeter. - Diagonals
What x-gon has 54 diagonals? - Pupils 6579
There are 169 pupils, 45 rooms, how many rooms are three beds and how many five beds? - Book reading
If we read the book at a speed of 15 pages a day, we read it three days before we read it at a speed of 10 pages per day. If I read six pages per day, how many days will I read the book? - Percent 6567
Jana spent CZK 366 on books, which was 75 percent of her savings. How much CZK did Jana have saved? - Equations: 6562 Solve the equations: (3n-3) / 3 = (9 + 2n) / 2 2x / 4 - 3 = 1 / 2x + 1
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