Ratio + equation - practice problems - page 2 of 17
Number of problems found: 322
- Rectangle 82456
The sides of the rectangle are in the ratio 5 : 8. Its perimeter measures 208 cm. Determine the content of this rectangle. - Martin 81857
Martin will be twice as old in 10 years as he was four years ago. How old is she now? - Descending 81797
The sum of the first two terms of the descending geometric sequence is five quarters, and the sum of the infinite geometric series formed from it is nine quarters. Write the first three terms of the geometric sequence. - Pupils 81741
There are 28 pupils in the class. The ratio of boys to girls is 3:5. Count the number of girls. - Lollipops 81314
There are lollipops, candies, and candies in the basket. The number of lollipops and candies is in the ratio of 2:3, and the number of candies and candies is in the ratio of 4:5. There are 15 fewer candies than lollipops and candies combined. How many can - Complementary 81152
In a certain polygon, the ratio of the sum of the sizes of its internal angles and the sum of the sizes of the complementary angles is 2:5. How many vertices does this polygon have? - Father 81149
The father is older than the son by the ratio of 5:2. Dad is older than 33. How old are they both? - Numbers 81079
The ratio of the two numbers is 1:3. Half of the larger one is 135. What is the sum of the two numbers? - Cleaners 81056
Four cleaners will clean the hotel in 15 hours. How long will they clean if, after 8 hours, one gets injured and leaves? - Thanks 81022
Pavla is 2x older than Irena. Four years ago, Pavla was 6 times older than Irena was then. In how many years will the ages of Pavla and Irena be in the ratio of 4:3? Thanks - Right-angled 80745
The area of a right-angled triangle KLM with a right angle at the vertex L is 60 mm square, and its hypotenuse k is 10 mm long. Triangles KLM and RST are similar. The similarity ratio is k=2.5. Calculate the area of triangle RST. - Average 80654
On average, 100 liters of milk make 16 liters of cream, and 100 liters of cream make 20 liters of butter. How many liters of milk do we need for 100 liters of butter? - The ratio 9
The ratio of the present age of Rahul and Rohit is 5:7. Four years ago, Rohit age is 12 more than Raul's age. Then find their present age. - A shopkeeper 5
A shopkeeper sold some sets of Pencils and Pens. Each set contained 6 pencils and 2 pens. If the shopkeeper sold 112 pencils and pens, how many pens did she sell altogether? - Differences 80551
Bolek and Lolek each had their own arithmetic sequence. Both Lolek and Bolek's sequence started with the number 2023 and ended with the number 3023. The two sequences had 26 numbers in common. The ratio of Bolek's and Lolka's difference was 5:2. What is t - The sum 27
The sum of a geometric progression's second and third terms is six times the fourth term. Find the two possible values of the common ratio. - Two numbers 14
Two numbers are in the ratio 7:9. If the sum of the numbers is 112, then the larger number is: - Two numbers 13
Two numbers are in the ratio 5:8. When 2 is added to each, the ratio of the resulting numbers is 2:3. Find the numbers. - A sum 5
A sum of money is to be shared in the ratio 3:5:7. If the smallest share is Php9.00, How much money is shared? - Calculated 80204
Fill in the place of x with such a number that the equality applies. 5/6=15/x How can this be calculated? Thank you
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