Ratio + direct relationship - practice problems - page 6 of 18
Number of problems found: 358
- Donuts
Find how many donuts each student will receive if you share 126 donuts in a ratio of 1:5:8 - Procedure 7191
I have a board measuring 3.2 m x 1.23 m, and I need to draw it in A3 format, and it has a size of 42 cm x 29.7 cm. How do I find out the ratio in which to draw the board? I will also ask for the procedure. - Produced 7037
Beetles grown on leaves from 40 mulberry trees can produce 40 kg of cocoons yearly. 100 m of silk is produced from this amount. How much silk can be produced from cocoons grown on the leaves of 200 mulberry trees? - Exchange rates
If the Canadian dollar appreciated by C$0.005 relative to the US dollar, what would be the new value of the Canadian dollar per US dollar? Assume the current exchange rate was US$1 = C$0.907.
- Composite ratio
Jakub, Aneta, and Lenka divided 1342 USD in the ratio of 5/2:3/10:1/4. How much did Lenka take? - Two masters
The two masters will make as many parts as five apprentices simultaneously. An eight-hour shift begins at 6 o'clock. When can a master finish the job to produce just as much as an apprentice for the whole shift? - Brigadiers 6965
Brigadiers Ivan, Lea, and Dano earned a total of 480 €. Ivan made a third of that money. Lea and Dano made the remaining money in a 3:1 ratio. How much € did Leo earn? - Seawater
Seawater density is 1025 kg/m³, and ice is 920 kg/m³. Eight liters of seawater froze and created a cube. Calculate the size of the cube edge. - Apples
The school kitchen bought 36kg apples for 12 kc/kg. How many kilograms of apples 1/4 cheaper can they buy for the same money?
- Land area 2
A land area was divided among the three heirs in the ratio of 5:2:4. If the largest share was 20 hectares of land, what is the total land area? Please show your solution and what kind of proportion it is. - Supermarket
In a local supermarket, 3/5 kilograms of squid cost 156.00. How do 4 kilograms of squid cost? - Shadow
A meter pole perpendicular to the ground throws a shadow of 40 cm long. The house throws a shadow 6 meters long. What is the height of the house? - Describe 6648
Images of three numbers are marked on the number line: 0, m, 3m-1. The marked pieces are the same length. a) express the ratio m:(3m-1) b) mark and describe the image of the number 1 on the number line. - Ratio of edges
The cuboid dimensions are in a ratio of 3:1:2. The body diagonal has a length of 28 cm. Find the volume of a cuboid.
- Cylinder melted into cuboid
A circular cylinder has an area of cross-section 56cm², and the height is 10cm. The cylinder is melted into a cuboid with a base area of 16cm². What is the height of the cuboid? - Part-timers 6436
Five part-timers ship all goods from the warehouse in 12 days. Calculate how long it would take to bring twice as many goods out of the warehouse to part-timers if their number increased by 140%. - Section 6435
Split section AB length 14cm in the ratio 5: 6 - Ratio of sides 2
The ratio of the side lengths of one square to another is 1:2. Find the ratio of the area of the two squares. - Apple juice
From 7 kg of apples, we get 3 liters of apple juice. How many liters of juice do we get from 42 kilograms of apples?
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