Grade - math word problems - page 182 of 968
Number of problems found: 19341
- Bread weight rejection
The weight of a loaf of bread should be 900 g. Loaves whose weight differs by more than 30 g from this value must be rejected. Determine the probability that a loaf is rejected if its weight has a normal distribution N(900,40). - Amalia brother siblings
Amalia has as many brothers as sisters. Her brother Ivan has 3 sisters. How many children are there in their family? - Purchase advantage comparison
Determine which purchase is more advantageous: ... ... - Banknote payment euros
Participants paid out 3,300 euros in 40 banknotes. Some were 50e, and others were 100e. How many were there? - Bus highway speed
Tourists traveled by bus to Croatia. They drove the highway in 8 hours at an average speed of 100 km/h. How fast would they cover it if they walked at an average speed of 120 km/h? - Airport 4
The airport in Košice collected the following data on aircraft delays within one week: (Solve the following tasks without classification into intervals. Round the results to 2 decimal places) Aircraft delay in min.: 541; 545; 575; 520; 572; 544; 524; 567; - Map scale reduction
Cyril marked a square plot of land on a map with a scale of 1 ∶ 50,000 and calculated that its side corresponds to 1 km. He reduced the map on the copier so that the marked square had an area smaller by 1.44 cm² than on the original map. What was the scal - Compare numbers
Compare the numbers: 0.327 and 0.0895 (which is bigger and which is smaller?) - Younger Carlos In 2005, Peter was three times as old as Carlos. In 2020, Carlos was half his age younger than Peter. In which year was Peter born and in which Carlos?
- Painter fence work
Two painters are painting the factory fence together. If everyone worked alone, the first would finish the job in 16 days, the second in 20 days. When will they finish the work together? - Apricot peach purchase
We paid a total of 85 crowns for the purchase of 2.5 kg of apricots and 1.5 kg of peaches. A kilogram of peaches is CZK 2 cheaper than a kilogram of apricots. How much CZK was paid for the apricots? - Tie price calculation
CZK 895 was paid for three ties. A blue tie was 18% more expensive than a gray one, and a brown one was CZK 100 more expensive than a gray one. Calculate the prices of individual ties. - Three fractions times
Eight thirds×nine quarters×twelve fifths - Car sale rounding The car dealership sold three Škoda cars in one day. After rounding the entire amount to tens of thousands, she received 900,000 CZK. Write 5 options. How much could they really take?
- Collection of medicinal plants
A pensioners' club organised a collection of medicinal plants. Two pensioners could not participate in the collection for health reasons, the others decided to collect dead-nettle, elder, and coltsfoot. All three herbs were collected by 7 pensioners, dead - Katka marble total
Kate has k marbles, Patricia has 20 more marbles than Kate, and Helen has 30 marbles less than Patricia and Kate combined. How many marbles do they all have in total? - Rectangle width area
Determine the width of a rectangle with an area of 14.5 cm² and a length of 5 cm. - Free fall velocities
Calculate the instantaneous free fall velocities at the end of the 1st, 3rd, 5th, and 7th seconds. Compile the results in a table. - Spherical segment
Calculate the volume of the spherical segment and the surface area of the canopy if the radius of the sphere is r = 5 cm and the radius of the circular base of the segment ρ = 4 cm. - Pyramid edge calculation
The foundations of a regular truncated quadrilateral pyramid are squares. The lengths of the sides differ by 6 dm. Body height is 7 dm. The body volume is 1813 dm³. Calculate the lengths of the edges of both bases.
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