# Recent questions tagged ratio-proportion

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One year ago the ratio between A’s and B's salary was 3:4. The ratio's of their individual salaries between previous year's and present year's salaries are 4:5 and 2:3 respectively. At present the total of their salary is Rs.8580. The salary of A now is : a) Rs.3800 b) Rs.3300 c) Rs.3900 d) Rs.3120
3
$A$ and $B$ entered into partnership with capitals in the ratio $4$ and $5$. After $3$ months, A withdrew $\frac{1}{4}$ of his capital and $B$ withdrew $\frac{1}{5}$ of his capital. The gain at the end of $10$ months was ₹ $760$. The share of $A$ in this profit is ₹ $360$ ₹ $330$ ₹ $430$ ₹ $380$
4
The rates of simple interest in two banks $A$ and $B$ are in the ratio $5: 4$. A person wants to deposit his total savings in two banks in such a way that he received equal half-yearly interest from both. He should deposit the savings in Banks $A$ and $B$ in the ratio: $5:2$ $2:5$ $4:5$ $5:4$
5
A man invests some money partly in $3\%$ stock at $96$ and partly in $4\%$ stock at $120$. To get equal dividends from both, he must invest the money in the ratio : $16 : 25$ $4 : 3$ $4 : 5$ $3 : 5$
6
If the ratio of the areas of two squares is $9:1$, the ratios of their perimeters is: $9:1$ $3:1$ $3:4$ $1:3$
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$A$ and $B$ start a business with initial investments in the ratio $12:11$ and their annual profits were in the ratio $4:1$. If $A$ invested the money for $11$ months, $B$ invested for: $3$ months $4$ months $\dfrac{11}{3}$ months $6$ months
8
Four milkmen rented a pasture. $A$ grazed $18$ cows for $4$ months, $B$ $25$ cows for $2$ months, $C$ $28$ cows for $5$ months and $D$ $21$ cows for $3$ months. If $A$’s share of rent in $₹360$, the total rent of the field (in rupees) is: $1,500$ $1,600$ $1,625$ $1,650$
1 vote
9
A can contains a mixture of two liquids $A$ and $B$ in proportion $7:5$. When $9$ litres of mixture are drawn off and the can is filled with $B$, the proportion of $A$ and $B$ becomes $7:9$. How many litres of liquid $A$ was contained by the can initially? $25$ $10$ $20$ $21$
10
A man invests an amount of $₹15,860$ in the names of his three sons $A,B$ and $C$ in such a way that they get the same interest after $2,3$ and $4$ years respectively. If the rate of simple interest is $5\%$, then the ratio of the amounts invested among $A,B$ and $C$ will be $10:15:20$ $110:115:120$ $\dfrac{1}{10} : \dfrac{1}{15}:\dfrac{1}{20}$ $\dfrac{1}{110}:\frac{1}{115}:\frac{1}{120}$
1 vote
11
Assume that a sum of money is divided equally among $n$ girls. Each girl will receive $\$60.$If another girl is added to the group and the sum is divided equally among all the girls, each child girl gets a$\$50$ share. What is the sum of money? $\$3000\$300$ $\$110\$10$
12
Adrian starts a start-up with a capital of Rs. $85,000.$ Brian joins in the start-up with Rs. $42,500$ after sometime. For how much period does Brian join, if the profits at the end of the year are divided in the ratio of $3:1?$ $5$ months $6$ months $7$ months $8$ months
13
The ratio between Sumit's and Prakash's age at present is $2:3$. Sumit is $6$ years younger than Prakash. The ratio of Sumit's age to Prakash's age after six years will be : $1:2$ $2:3$ $3:4$ $3:8$
1 vote
14
$1/4$th of $60\%$ of a number is equal to $2/5$th of $20\%$ of another number. What is the respective ratio of the first number to that of second number? $8:15$ $5:9$ $8:13$ $4:7$
15
How many one rupee coins, $50$ paise coins and $25$ paise coins of which the numbers are proportional to $4, 5$ and $6$ are together worth ₹$32$? $16, 20, 24$ $12, 16, 20$ $20, 24, 28$ $24, 28, 32$
16
$A$ & $B$ together have ₹$1210$. If $4/15$ of $A's$ amount is equal to $2/5$ of $B's$ amount, how much amount does $B$ have? ₹$664$ ₹$550$ ₹$484$ ₹$460$
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Seats for Mathematics, Physics and Biology in a school are in the ratio of $5 : 7 : 8$. There is a proposal to increase these seats by $40\%, 50\%$ and $75\%$ respectively. What will be the ratio of increased seats? $2:3:4$ $6:7:8$ $6:8:9$ None of the above options
18
What is the ratio of the cost of production of item I by company $A$ to the cost of production of item I by company $D$? $3 : 5$ $1 : 2$ $2 :1$ $2 : 3$
19
Q.Rekha and Kallu have a certain number of red and black marbles with them. The ratio of red marbles to black marbles with them is 7 : 1 and 9 : 1 respectively. If the total number of marbles with the two persons is 90, what can be the number of red marbles with Kallu? a.Either 9 or 45 b.Either 10 or 50 c.Either 36 or 72 d.Either 18 or 36
20
X,Y and Z are 3 quantities.X varies inversely with Y when z is constant.Y varies inversely with Z when X is constant.When Y=8,Z=7 and X=30.Find X if Y=16 and Z=21
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96 is divided into two parts in such a way that seventh part of first and ninth part of second are equal. Find the smallest part? A. 38 B. 40 C. 42 D. 48
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From a container of wine, a thief has stolen 15 litres of wine and replaced it with same quantity of water. He repeated the same process and thus in three attempts the ratio of wine and water became 343:169. The initial amount of wine in the container was ____ litres.
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A man buys spirit at Rs. 60 per litre, adds water to it and then sells it at Rs. 75 per litre. What is the ratio of spirit to water if his profit in the deal is 37.5%? 9 : 1 10 : 1 11 : 1 None of these
1 vote
24
Choose the best alternative: One man can do as much work in one day as a woman can do in 2 days A child does one-third the work in a day as a woman. If an estate-owner hires 39 pairs of hands, men, woman and children in the ratio 6 : 5 :2 and pays them in all Rs ... work. What must the daily wages of a child be, if the wages are proportional to the amount of work done? Rs. 14 Rs. 5 Rs. 20 Rs. 7
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Two liquids A and B are in the ratio $5: 1$ in container $1$ and in container $2$, they are in the ratio $1: 3$. In what ratio should the contents of the two containers be mixed so as to obtain a mixture of A and B in the ratio $1 : 1$? $2:3$ $4:3$ $3:2$ $3:4$
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The value of each of a set of silver coins varies as the square of its diameter if thickness remains constant, and it varies as the thickness if the diameter remains constant. If the diameters of two coins are in the ratio $4:3$ what should the ratio of their thicknesses be if the value of the first is $4$ times that of the second? $16:9$ $9:4$ $9:16$ $4:9$
27
Krishna distributed $10$ acres of land to Gopal and Ram who paid him the total amount in the ratio $2:3$. Gopal invested a further Rs.$2$ lakh in the land and planted coconut and lemon trees in the ratio $5:1$ on equal area of land. There were a total of $100$ lemon trees. ... equal. What was the ratio of yields per acre of land for coconuts & lemons? $3 : 2$ $2 : 3$ $1 : 1$ cannot be determined.
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If P : Q = 2 : 3 , Q : R = 4 : 5 and R : S = 6 : 7 , then P : S = ? A. 18: 25 B. 17: 35 C. 16: 35 D. 8: 11 E. None of these
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Three numbers A, B and C are in the ratio of 12 : 15 : 25. If sum of these numbers is 312, find the ratio between the difference of B and A and the difference of C and B. (a) 3 : 7 (b) 10 : 3 (c) 3 : 10 (d) 7 : 3 (e) None of these
1 vote
30
There are two glasses having mixtures of wine and water. In glass 1 the ratio of wine and water is 1:2 and in glass 2 the ratio of wine and water is 4:1. Find the amount of mixture that should be taken from glass 1 in order to make 280 ml of mixture containing equal amount of water and wine. (a) 180 ml (b) 140 ml (c) 200 ml (d) None of these
31
In what proportion should milk and water be mixed to reduce the price of milk from Rs.18 per litre to Rs.16 per litre? (a) 8:1 (b) 10:1 (c) 6:1 (d) None of these
1 vote