Types of proportions - class-VI
Description: types of proportions | |
Number of Questions: 35 | |
Created by: Amit Pandey | |
Tags: direct proportion and inverse proportion ratio and proportions proportion maths rule of three ratio direct and inverse proportions comparing quantities ratio - applications ratio, rate and proportion direct and inverse proportion |
A man eats $200:g$ of rice a day and he has enough rice to last him for $35$ days. How long would the stock of rice last him if he were to eat $250:g$ rice a day.
The price of $357$ mangoes is $Rs. 1517.25.$ What will be the approximate price of $49$ dozens of such mangoes?
On a scale of map, $0.6$ cm represents $ 6.6$km. If the distance between the points on the map is $80.5$ cm, the actualdistance between these points is
If x & y are in direct proportion and if $x=20$ at proportionality constant $=4$, find y.
Which is an example of direct proportion?
Observe the values and find the quantities which are in direct proportion
$ \begin{equation}x : \;\;[4\;\;6\;\;8\;\;10] \ y : \;\;[2\;\;3\;\;4\;\;\;5] \ z : \;\;[1\;\;2\;\;3\;\;\;4]\end{equation}$
If $a:b=c:d$ then how many of the following statements are true?
Mark the correct alternative of the following.
Two numbers are in the ration $3 : 5$ and their sum is $96$. The larger number is?
If $4$ men or $6$ women earn Rs $360$ in one day, then find how much less does a woman earn in one day than men.
Eight oranges can be bought for Rs $10.40$, then how many more oranges can be bought for Rs $16.90$?
$4$ men or $6$ women earn Rs $360$ in one day. Find how much will $6$ men and $4$ women earn in one day?
$A$ can do a piece of work in $10$ days and $B$ in $15$ days. How long will they take together to finish it ?
A sum is divided among four persons in the ratio $3\,\colon\,4\,\colon\,5\,\colon\,8$. If the second largest share is Rs$\,2500$, what is the total sum?
One litre of water weighs $1$ kg. How many cubic millimetres of water will weigh $0.1$ gram?
The cost of $3$ digital cameras and $5$ cell phones is Rs. $35,290$. What is the cost of $9$ digital cameras and $15$ cell phones?
A rope makes $260$ rounds of a cylinder with base radius $20$ cm, How many times can it go round a cylinder with base radius $26$ cm?
If 18 pumps can raise 2170 tonnes of water in 10 days, working 7 hours a day then in how many days will 16 pumps raise 1736 tonnes of water, working 9 hours a day ?
If $a : b = 5 : 9$ and $b : c = 4 : 7$ find $a : b : c$
Cost of 10 mangoes is Rs. 100 The cost of 18 mangoes is__
14 apples cost Rs. 140 The cost of 1 apple is__
A bus travels 120 km in 4 hrs The distance that can be travelled by the bus in 6 hrs is__
If y is directly proportional to x & when $x=2$ & $y=4$, what is constant of proportionality?
A drum of kerosene oil is $\dfrac {3}{4}$ full. When $30$ litres of oil are drawn from it, it is $\dfrac {7}{12}$ full. Find the capacity of the drum ?
Which of the following $a$ & $b$ are in direct proportion?
The cost of $2$ meter cloth is $10$. Find the cost of $100\ m$ cloth.
If x & y are in direct proportion then find the value of a
$\begin{equation}x\;\;2\;\;3\;\;5\;\;\;7 \ y\;\;4\;\;6\;\;a\;\;14\end{equation}$
Find the value of $x$ if $a$ and $ b$ are in direct proportion
$a$ | $2$ | $3$ | $4$ | $5$ |
---|---|---|---|---|
$b$ | $14$ | $21$ | $x$ | $35$ |
$a$ and $b$ are in ............ proportion
$a$ | $3$ | $7$ | $10$ | $11$ |
---|---|---|---|---|
$b$ | $9$ | $21$ | $30$ | $33$ |
If $a$ is inversely proportional to $b $ and $b$ is inversely proportional to $c $ then what is proportionality between $a $ and $c$?
The correct dosage of adult over-the-counter medicine a child can receive is given by a formula by Clark. The child's weight, in pounds, is divided by $150$, and the result is multi pounds lied by the adult dose of the medicine. A mother need to give her daughter acetaminophen, which has an adult dose of $ 1000$ milligrams. She does not know her daughter's exact weight, but she knows the weight is and between $75 $ and $90 $pounds. Find the range of correct dosage, d, in milligrams of acetaminophen the daughter could receive.
$A, B$ and $C$ can finish a job working alone in $72, 24$ and $36$ days respectively. In how many days they can finish the job if they worked together?
If $4$ men earn Rs $360$ in one day, then how much does a man earn in one day?
Which of the following is the example of direct proportion?
Share of A, B and C respectively, are ____________, if Rs. $5460$ is divided in $\displaystyle\frac{1}{2}:\frac{1}{3}:\frac{1}{4}$.