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Increase 20 in the ratio 3 : 2.

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Important Questions on Ratio, Rate and Proportion

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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
A bag contains Rs 1, 50 paise and 25 paise coins in the ratio of.8 : 9 : 11. If total money in the bag is Rs 366, then find the number of 25 paise coins:
EASY
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Find the value of x in 3:4=x:16?
EASY
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The prices of a scooter and a television set are in the ratio of 8 : 7. If scooter costs Rs. 4,000 more than television set, the price of television set is:
MEDIUM
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
When an amount was distributed equally among twelve boys, each of them got Rs. 60 more than the amount received by each boy when the same amount was distributed equally to 20 boys. What is the amount?
HARD
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The ratio of weights of two spheres of different materials is 8 : 17 and the ratio of weight per 1 cc of materials of each is 289 : 64. The ratio of radii of the two spheres is?
EASY
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Find the ratio of 25 to 125 ?
HARD
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
In a bag, there are coins of Re. 1 and Rs. 2 in the ratio 2 : 3. If total value in bag is Rs. 80, then how many coins are there for Rs. 2?
MEDIUM
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Number of students in institutes A and B were in the ratio of 7 : 15 respectively in 2012. In 2013, the number of students in institute A increased by 25% and number of students in institutes B increased by 26%, then what was the respective ratio between number of students in institutes A and B?
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
In Proportion the Symbol :: is used for_____.
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio

Represent the union of two sets by Venn diagram for each of the following.

X={x | x is a prime number between 80 and 100}

Y={y | y is an odd number between 90 and 100}

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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The ratio between the present ages of Meera and Priya is 3:4 respectively. Ten years ago the ratio between their ages was 4:7 respectively. What will be Meera's age after 5 years ?
HARD
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
If the ratio of the altitudes of two triangles is 3 : 4 and the ratio of their corresponding areas be 4 : 3, then the ratio of their corresponding lengths of bases is
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Fill in the blank :- 35 /45=_____/9
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
In a bag, there are coins of 25 p, 10 p, and 5 p in the ratio of 1 : 2 : 3. If there are Rs.30 in all, how many 5 p coins are there?
EASY
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The ratio of 20 cm to 2 m is _____.
HARD
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Radha's present age is three years less than twice her age 12 years ago. Also the respective ratio between Raj's present age and Radha's present age is 4 : 9. What will be Raj's age after 5 years ?
MEDIUM
Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The income of Ram and Raju are in the ratio 3 : 2 and expenses are in the ratio 5 : 3. If each of them save  ₹. 2000. What is the income of Ram ?
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Cotyledons are also called-
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
The ratio of expenditure and savings is 3 : 2 . If the income increases by 15% and the savings increases by 6% , then by how much percent should his expenditure increases?
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Mathematics>Arithmetic>Ratio, Rate and Proportion>Increasing and Decreasing Amounts by a Given Ratio
Three terms a, b, c are said to be in proportion if _____.