# Algebra - problems - page 70

- Candies

The price for 1 kg of more expensive candies is 125 CZK. The price for 1 kg of cheaper candy is 100 CZK. We mix two different mixtures of candy. A) The first mixture contains 2 kg more expensive and 0.5 kg cheaper candy. Calculate the price for 1 kg of t - Probably member

Look at the series 2,6,25,96,285, ? What number should come next? - Wall diagonal

Calculate the length of wall diagonal of the cube whose surface is 384 cm square. - Italian writer

There were 17 children in the barracks with an Italian writer. 6 children ordered a book in an Italian original and 12 children in the translation. How many children ordered a book in both languages if the three children did not order it? - Rhombus

If we increase the rhombus side by 2.4 cm; its perimeter is 20 cm. How long was the side of the rhombus? - Quadrangular pyramid

Calculate the surface area and volume of a regular quadrangular pyramid: sides of bases (bottom, top): a1 = 18 cm, a2 = 6cm angle α = 60 ° (Angle α is the angle between the side wall and the plane of the base.) S =? , V =? - Square s3

Calculate the diagonal of the square, where its area is 0.49 cm square. And also calculate its circumference. - Blueberries

Miko and Anton have a total of 1,580 blueberries. Miko and Anton have them in the ratio 2: 3. Determine how much each of them has. - GP - 8 items

Determine the first eight members of a geometric progression if a_{9}=512, q=2 - The cylinder base

The cylinder with a base of 8 dm^{2}has a volume of 120 liters. From a cylinder fully filled with water, 40 liters of water was removed. At what height from the bottom /with precision to dm/ is the water level? - Combinations

From how many elements we can create 990 combinations 2nd class without repeating? - Exponential equation

Solve for x: (4^x):0,5=2/64. - 3 masons

3 masons received 7,700 CZK. The second half received 1/2 more than the first and third twice more than the second mason. How much they each got crowns? - Tickets 3

A total of 645 tickets were sold for the school play. They were either adult tickets or student tickets. There were 55 fewer student tickets sold than adult tickets. How many adult tickets were sold? - Dividing

Divide the three line segment 13 cm, 26 cm and 19.5 cm long for parts so that the individual parts were equally long and longest. How long will the individual parts and how many it will? - Cows

Agricultural cooperative has increased the number of housed cows by 14% to 285 units. By how many cows increased agricultural cooperative the number of cows? - Equation algebraogram

Solve the equation: oco + ivo = cita How much has the task of solutions? - Jane class

When asked how many students are in class, Jane said, if we increase the number of students in our class by hundred % and then add half the number of students, we get 100. How many students are in Jane's class? - AP - basics

Determine first member and differentiate of the the following sequence: a_{3}-a_{5}=24 a_{4}-2a_{5}=61 - Sequence - 5 members

Write first five members of the sequence ?

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