Grade - math word problems - page 290 of 942
Number of problems found: 18839
- Deposit in the bank
After the summer job, you saved € 800 in the bank. The interest rate is 4% p. a. Interest on the deposit is taxed at 15% withholding tax. How much can you withdraw after three months?
- Bronze
Bronze is 80% copper and 20% tin. If we have 39 kg of tin, how much copper will we need to produce bronze?
- The sum
The sum of the two numbers is 69, and the difference is 11. Which numbers are they?
- The car
The car travels at a speed of 75 km per hour. If it travels evenly in 3 hours, how many kilometers will it cover?
- Finite geometric sequence
Find the remaining unknown characteristics in the finite geometric sequence, if given: a1 = 18, an = 13122, sn = 19674, n =? q =?
- Members
A geometric sequence with six members has the sum of all six members equal to 63; the sum of the even members (that has an even index) has a value of 42. Find these members.
- Percentage 60143
Igor paid only 12 euros for sneakers instead of 15 euros. What percentage did he pay less? What percentage of the original amount of sneakers became cheaper?
- Mushrooms 60133
Dried mushrooms are ten times lighter than fresh. In the Smithy family, the father found 10 kg, and the mother and children found 20 kilograms of mushrooms. How many kg of dried mushrooms could they get?
- Five people
Five people can finish painting a wall in 4 hours if only two people are available. How many hours do they have to work to finish the same job?
- Peter's rectangle
Peter had a rectangle 2 cm wide and of unknown length. The line had a 2 cm rectangle whose length was equal to the perimeter of Peter's rectangle. When they put the rectangles together with their widths, they got a new rectangle with a circumference of 63
- Macky
Macky's income varies directly from the number of days that she works. If she earns 8000 pesos in 20 days, how much will she earn if she works three times long?
- Two hotels
The total cost for a hotel room varies directly with the number of nights you stay. At hotel A, three nights cost a total of P6000. At hotel B, a five-night stay costs a total of P9000. If you will stay for four nights which hotel has a cheaper cost?
- Jointly and cube power
If y varies jointly as x and the cube of z and y=16 when x=4 and z=2, find an equation representing this relationship. a. y=xz b. y = 2xz³ c.y = 2kx/z³ d.y = xz³/2
- Direct proportion
y varies directly as x and y=32 when x=4. Find the constant of variation.
- Three men
If three men can do a job in 8 days, how many men can do the same job in 6 days?
- Three gifts
Jon had 20 dollars to spend on three gifts. He spent 9 9/10 dollars on gift A and 4 3/5 dollars on gift B. How much money did he have left for gift C?
- Three dices
What is the probability that the sum of points 14 will be a roll of three dice (B, M, Z)?
- Cheaper 60033
Iced tea in a bottle costs 1.20 euros. A bottle is seven times cheaper than tea. How many euros does a bottle cost, and how much tea?
- Slant height 2
A regular triangular pyramid with a slant height of 9 m has a volume of 50 m³. Find the lateral area of the pyramid.
- How long
How long is the diagonal of the square with side a = 50mm?
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