Ratio + direct relationship - practice problems - page 16 of 18
Number of problems found: 358
- Hurry - rush
At an average speed of 7 km/h, I will come from the school to the bus stop for 30 minutes. How fast do I need to go if I need to get to the bus stop in 21 minutes? - Peppers
In the box are yellow (a), green (b), and red (c) peppers. Their amount is in a ratio of 2:4:1. Most are yellow peppers and green the least. Calculate the peppers for each type if the total number is 70. - Pennies
Eight hundred pennies have the same value as 100 ducats. One hundred pennies have the same value as 250 tolars. How many ducats have the same value as 100 tolars? - Temporary 1637
Three temporary workers will clean 60 meters of the sidewalk in 5 hours. How many meters of sidewalk will clean by seven temporary workers in 8 hours?
- Angles ratio
In an ABC triangle, is true relationship c is less than b, and b is less than a. Internal angles of the triangle are in the ratio 5:4:9. The size of the internal angle beta is: - Measures 1576
Katy, whose step measures 50 cm, counted 294 steps from her house to her aunt's. How many steps will Katy's father take on the way to his aunt if his step measures 70 cm? - Rabbits
Michael is breeding rabbits. His seven rabbits will eat 98 feed rations for seven days. How many should five rabbits eat equal portions of feed in 6 days? - Greenhouses
Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation have nine workers? - Trapezoid - diagonal
A trapezoid has a length of diagonal AC crossed with diagonal BD in the ratio of 2:1. The triangle created by points A, cross point of diagonals S, and point D has an area 164 cm². What is the area of the trapezoid?
- ISO triangle
Calculate the area of an isosceles triangle KLM if its sides' length is in the ratio k:l:m = 4:4:3 and has a perimeter 377 mm. - Acute angles
Sizes of acute angles in the right-angled triangle are in the ratio 1:3. What is the size of the larger of them? - Jan
Jan is 13 years and Peter 21 years old. For how many years will their age be in the ratio of 7:9? - Plan of the village
The plan of the municipality in 1:1000 scale has plotted garden with dimensions 25 mm and 28 mm. Determine the area of gardens in ares in reality. - Ratio three numbers
Three numbers SUV are in the ratio 2:3:4. Their sum is 90. Find these numbers and write their add and sum.
- Map 3
Map scale is M = 1: 20000 . Two cottages which are shown on the map are actually 20 km away. What is its distance on the map? - Map 2
At what scale is a map made if the distance 8.2 km corresponds to the map segment 5 cm long? - Pizza
Pizza with a diameter of 50 cm weights 559 g. What diameter will a pizza weigh 855 g made from the same cloth (same thickness) and decorated? - Slope RR
A line has a rise of 2 and a run of 11. What is the slope? - Division
Three siblings, Helena, Oliver, and George, split the bag with candies on merit in the ratio 6:1:4. How many candies should each get if in the bag were 88?
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