Ratio - math word problems - page 79 of 82
Number of problems found: 1625
- Book
The printer used 4201 digits to number the pages of the thick book. How many pages does this book have? - Expansion
If one side of the rectangle is larger 2-times and the second 4-times, what percentage increases the area of the rectangle? - Floor
The room's floor area is 33 m2, and its width is 4 m. How many centimeters of circumference was measured on the floor on the map at the scale 1:75? - Daily average
Calculate the average temperature during the day, when 14 hours were 24 °C and 10 hours was 14 °C. - Car - simple
The car is traveling at 77 km per hour. How long is the distance it can travel in 1 minute? - Potatoes
Potatoes contain 77.6% starch. How many potatoes need to obtain 71.8 kg of starch? - Map
Forest has an area of 77 ha. How much area is occupied by forest on the map at scale 1:10000? - Inflation
What is better for people (employees)? ... - Pipeline
How much percent has the pipe cross-section area changed (reduced) if the circular shape is changed to square with the same perimeter? - Money
Everyone complains about the lack of money. There is no shortage of money but a relative scarcity of goods and things people buy for the money. Calculate what percentage of the price of all goods and services immediately rose if everyone has the day-to-da - Pumps
The tank is filled with two pumps in 23 minutes. The first pump is filled in 37 minutes earlier than the second one. How many minutes is filled with the first pump? - Center traverse
Does the middle traverse indeed bisect the triangle? - Ratio v2
Decrease in the ratio 8:16 number 20.2. - Ratio Increase the number 25.6 in the ratio 7:4.
- Pipes
The water pipe has a cross-section 1903 cm². An hour has passed 859 m³ of water. How much water flows through the pipe with cross-section 300 cm² per 11 hours if water flows at the same speed? - Gear wheels
Two gear wheels, which fit together, have the number of teeth z1=43 and z2=154. Calculate the speed of the first wheel if the second wheel rotates 766 revolutions per minute. - Minute angle
Find the size of the angle, which takes a minute hand for 30 minutes. - Tree trunk
Calculate the average tree trunk with a circumference of 192 cm. - Train
The train passes part of the line for 55 minutes at a speed of 70 km/h. What speed would you have to go to shorten the driving time of 16 minutes? - Sphere cuts
At what distance from the center does the sphere intersect with the radius R = 46 plane if the cut area and area of the main sphere circle are in ratio 2/5?
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