Number of problems found: 271
- Celsius degrees
The temperature on Monday was 5 celsius. The temperature on Thursday was 7 degrees less than the temperature on Monday. What was the temperature on Thursday?
- Loaded train
The whole loaded train weighs 360 tons. It has twenty wagons, each carrying 12 tons of grain. What is the weight of the locomotive?
Emilio made 69 potholders. Each potholder cost him $2.81 to make. If he sells each potholder for $3.12, how much profit will he make?
- Melting point
The melting point of mercury is -36°F and its boiling point is 672°F. What is the difference between the boiling point and the melting point?
- An investor
An investor purchased 75 shares of stock at $42.80 per share, and 6 months later sold the shares for $47.15 per share. The $20 stockbroker fee will not be charged for this sale. Calculate the total profit or loss of the transaction.
- Change in temperature
Starting temperature is 21°C, the highest temperature is 32°C. What is the change in temperature?
- The temperature 6
The temperature was 47°F on Thursday and 60°F on Friday. How much did the temperature rise?
- Evaluate expression
If x=2, y=-5 and z=3 what is the value of x-2y
- Two ribbons
The total length of two ribbons is 13 meters. If one ribbon is 7 and 5/8 meters long, what is the length of the other ribbon.
- Extending square garden
Mrs. Petrová's garden had the shape of a square with a side length of 15 m. After its enlargement by 64 m2 (square), it had the shape of a square again. How many meters has the length of each side of the garden been extended?
Akpan spent 3/8 of his time in school during the week. What fraction of his time does he spend at home during the week?
- The rod
The rod has a length of 90cm. Half is painted blue, the third is red and the rest is yellow. How long is the yellow part of the rod?
There are 150 candies in the bowl. Ivan took 7 thirtieths, Charles 6 fifteenths, and Thomas 3 tenths. How many candies are left in the bowl?
- The Mayflower
The Mayflower traveled for 66 days on the trip from England to America. The weather was storming for many days of their trip. If one and a half of the days at Sea where Sunny with good weather, 1/6 of the days were sunny but very windy and the other days
There were 24 pimps in the plate. Maros ate 12, his little sister four times less. How many pimps remained in the plate?
- Cutting the prism
A prism with a square base with a content of 1 cm2 and a height of 3 cm was cut from a cube with an edge length of 3 cm. What is the surface of the body formed from the cube after cutting the prism?
- Square and circles
The square in the picture has a side length of a = 20 cm. Circular arcs have centers at the vertices of the square. Calculate the areas of the colored unit. Express area using side a.
- Half of halves
Half of the square we cut off, then half of the rest, etc. Five cuts we made in this way. What part of the content of the original square is the content of the cut part?
- The surface area
How much percent will the surface area of a 4x5x8 cm block increase if the length of the shortest edge is increased by 2 cm?
- The temperarture
The temperarture is 0 degrees. It drops 5 degrees after 1 hour and then drops 3 degrees more the next hour. What is the temperature after 6 hours?